UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x9QcaVGf0G3QsMgTTJk3CaGynxvsj06pDijA0DRWRCc=' 
WHERE 
  key_id = 'eb36f0d5437b8f7ecce2719c6569a7bb3746d0a96f9d6e02815ff65c97011ec4' 
  AND (
    token = 'x9QcaVGf0G3QsMgTTJk3CaGynxvsj06pDijA0DRWRCc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )