UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9IrIgqYp2vMvNTPmIbGAc6Gqc08R1UWyExIweQDe548=' 
WHERE 
  key_id = '49a5f71fe2aa656a52d4169879888c332565690b7f631405c2b9b46009ce7238' 
  AND (
    token = '9IrIgqYp2vMvNTPmIbGAc6Gqc08R1UWyExIweQDe548=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )