SELECT kep_id,alb_id,tul_id,file,kepalairas 
   FROM keptar_kep 
   WHERE ( (hely_id=4) OR (hely_id=237) OR (hely_id=418) OR (hely_id=162) OR (hely_id=2) OR (hely_id=262) OR (hely_id=168) OR (hely_id=81) OR (hely_id=375) OR (hely_id=96) OR (hely_id=303) OR (hely_id=24) OR (hely_id=3) OR (hely_id=150) OR (hely_id=89) OR (hely_id=22) OR (hely_id=1) )
      AND (aktiv=1) 
   ORDER BY alb_id DESC, file ASC 
   LIMIT 20 (20 sor)