get->id: 142
Category query with limit:
SELECT t1.id, t1.primaran, t1.naziv, t1.mpcena, t1.ascase FROM ( SELECT a.id,a.primaran,a.naziv,a.mpcena,CASE WHEN a.sifra='UET23K1050060P' THEN 0 WHEN a.sifra='UET25P1020020P' THEN 1 WHEN a.sifra='UET01SET000001' THEN 2 WHEN a.sifra='UET17B1035040P' THEN 3 WHEN a.sifra='UET16C1011016P' THEN 4 WHEN a.sifra='UET18K1201509P' THEN 5 WHEN a.sifra='UET01S1023018P' THEN 6 WHEN a.sifra='UET03B1015010P' THEN 7 WHEN a.sifra='UET09P1020020P' THEN 8 WHEN a.sifra='UET08S1020020P' THEN 9 WHEN a.sifra='UET05S1030010P' THEN 10 WHEN a.sifra='UET04C1035015P' THEN 11 WHEN a.sifra='UET10S1008009P' THEN 12 WHEN a.sifra='UET07K1009009P' THEN 13 WHEN a.sifra='UET06S1009009P' THEN 14 WHEN a.sifra='UET15K1015018P' THEN 15 WHEN a.sifra='UET11M1008009P' THEN 16 WHEN a.sifra='UET13MZ007010P' THEN 17 WHEN a.sifra='UET14Z1011007P' THEN 18 WHEN a.sifra='UET12M1010020P' THEN 19 ELSE 20 END as ascase FROM `artikli` a LEFT JOIN categories c ON c.id=a.category_id INNER JOIN artikli2category a2c ON a.`id` = a2c.`id_artikla` WHERE a.`id`!='0' AND a.`novo`!='on' AND a.`aktivan`='on' AND a.prikaz_b2c='on' AND a.`mpcena`!='0.00' AND a2c.category_id IN (142) UNION SELECT a.id,a.primaran,a.naziv,a.mpcena,CASE WHEN a.sifra='UET23K1050060P' THEN 0 WHEN a.sifra='UET25P1020020P' THEN 1 WHEN a.sifra='UET01SET000001' THEN 2 WHEN a.sifra='UET17B1035040P' THEN 3 WHEN a.sifra='UET16C1011016P' THEN 4 WHEN a.sifra='UET18K1201509P' THEN 5 WHEN a.sifra='UET01S1023018P' THEN 6 WHEN a.sifra='UET03B1015010P' THEN 7 WHEN a.sifra='UET09P1020020P' THEN 8 WHEN a.sifra='UET08S1020020P' THEN 9 WHEN a.sifra='UET05S1030010P' THEN 10 WHEN a.sifra='UET04C1035015P' THEN 11 WHEN a.sifra='UET10S1008009P' THEN 12 WHEN a.sifra='UET07K1009009P' THEN 13 WHEN a.sifra='UET06S1009009P' THEN 14 WHEN a.sifra='UET15K1015018P' THEN 15 WHEN a.sifra='UET11M1008009P' THEN 16 WHEN a.sifra='UET13MZ007010P' THEN 17 WHEN a.sifra='UET14Z1011007P' THEN 18 WHEN a.sifra='UET12M1010020P' THEN 19 ELSE 20 END as ascase FROM `artikli` a LEFT JOIN categories c ON c.id=a.category_id INNER JOIN artikli2category a2c ON a.`id` = a2c.`id_artikla` WHERE a.`id`!='0' AND a.`novo`!='on' AND a.`aktivan`='on' AND a.prikaz_b2c='on' AND a.`mpcena`!='0.00' AND a2c.category_id IN (142) AND a.vodi_se_zaliha='' ) t1 ORDER BY ascase ASC, `id` DESC LIMIT 0, 24

Category query all:
SELECT t1.id, t1.primaran, t1.naziv, t1.mpcena, t1.ascase FROM ( SELECT a.id,a.primaran,a.naziv,a.mpcena,CASE WHEN a.sifra='UET23K1050060P' THEN 0 WHEN a.sifra='UET25P1020020P' THEN 1 WHEN a.sifra='UET01SET000001' THEN 2 WHEN a.sifra='UET17B1035040P' THEN 3 WHEN a.sifra='UET16C1011016P' THEN 4 WHEN a.sifra='UET18K1201509P' THEN 5 WHEN a.sifra='UET01S1023018P' THEN 6 WHEN a.sifra='UET03B1015010P' THEN 7 WHEN a.sifra='UET09P1020020P' THEN 8 WHEN a.sifra='UET08S1020020P' THEN 9 WHEN a.sifra='UET05S1030010P' THEN 10 WHEN a.sifra='UET04C1035015P' THEN 11 WHEN a.sifra='UET10S1008009P' THEN 12 WHEN a.sifra='UET07K1009009P' THEN 13 WHEN a.sifra='UET06S1009009P' THEN 14 WHEN a.sifra='UET15K1015018P' THEN 15 WHEN a.sifra='UET11M1008009P' THEN 16 WHEN a.sifra='UET13MZ007010P' THEN 17 WHEN a.sifra='UET14Z1011007P' THEN 18 WHEN a.sifra='UET12M1010020P' THEN 19 ELSE 20 END as ascase FROM `artikli` a LEFT JOIN categories c ON c.id=a.category_id INNER JOIN artikli2category a2c ON a.`id` = a2c.`id_artikla` WHERE a.`id`!='0' AND a.`novo`!='on' AND a.`aktivan`='on' AND a.prikaz_b2c='on' AND a.`mpcena`!='0.00' AND a2c.category_id IN (142) UNION SELECT a.id,a.primaran,a.naziv,a.mpcena,CASE WHEN a.sifra='UET23K1050060P' THEN 0 WHEN a.sifra='UET25P1020020P' THEN 1 WHEN a.sifra='UET01SET000001' THEN 2 WHEN a.sifra='UET17B1035040P' THEN 3 WHEN a.sifra='UET16C1011016P' THEN 4 WHEN a.sifra='UET18K1201509P' THEN 5 WHEN a.sifra='UET01S1023018P' THEN 6 WHEN a.sifra='UET03B1015010P' THEN 7 WHEN a.sifra='UET09P1020020P' THEN 8 WHEN a.sifra='UET08S1020020P' THEN 9 WHEN a.sifra='UET05S1030010P' THEN 10 WHEN a.sifra='UET04C1035015P' THEN 11 WHEN a.sifra='UET10S1008009P' THEN 12 WHEN a.sifra='UET07K1009009P' THEN 13 WHEN a.sifra='UET06S1009009P' THEN 14 WHEN a.sifra='UET15K1015018P' THEN 15 WHEN a.sifra='UET11M1008009P' THEN 16 WHEN a.sifra='UET13MZ007010P' THEN 17 WHEN a.sifra='UET14Z1011007P' THEN 18 WHEN a.sifra='UET12M1010020P' THEN 19 ELSE 20 END as ascase FROM `artikli` a LEFT JOIN categories c ON c.id=a.category_id INNER JOIN artikli2category a2c ON a.`id` = a2c.`id_artikla` WHERE a.`id`!='0' AND a.`novo`!='on' AND a.`aktivan`='on' AND a.prikaz_b2c='on' AND a.`mpcena`!='0.00' AND a2c.category_id IN (142) AND a.vodi_se_zaliha='' ) t1 ORDER BY ascase ASC, `id` DESC