UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9qJddzq7SFGnw7phSbHw1DADsNwCOXgr7T1WYHUEqSQ=' 
WHERE 
  key_id = 'aaef2051483a29c233dfcfd539981856d857f65f1f7024f795369bee59cae5c4' 
  AND (
    token = '9qJddzq7SFGnw7phSbHw1DADsNwCOXgr7T1WYHUEqSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )