UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qdh+qbzAmc/libqu4MsjBzziBWDNoOuDSC292ex54q8=' 
WHERE 
  key_id = '734ea70711d6115dc2d39ab8ad4b9975e68cdf52e63497b23a57b3575850caa4' 
  AND (
    token = 'Qdh+qbzAmc/libqu4MsjBzziBWDNoOuDSC292ex54q8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )