UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm5QyVrJCFhodhtgtaDMNdBbfxSL5lbR4zyHl5tQRqJg=' 
WHERE 
  key_id = '53793bb8a7512dddc633245a875a910ba57be53823863ec194b20a0580283589' 
  AND (
    token = 'm5QyVrJCFhodhtgtaDMNdBbfxSL5lbR4zyHl5tQRqJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )