UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QNpFaPWmRnTnQ9il+rMhhmt04Lqt0v+CVIgzkTODj/M=' 
WHERE 
  key_id = '437a3b9528253b4c6cdb4ef21e2e6b4257e88160525f988570a07c4bfe7cc442' 
  AND (
    token = 'QNpFaPWmRnTnQ9il+rMhhmt04Lqt0v+CVIgzkTODj/M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )