UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xM6nh9iiYM0joswMlBMhqiEM/cE1EGAQa5+6EwUedq0=' 
WHERE 
  key_id = '31555c9cc07f25cf746f66ebe9d636f621d04b5c5f8442b4a6d2ef9a2825a420' 
  AND (
    token = 'xM6nh9iiYM0joswMlBMhqiEM/cE1EGAQa5+6EwUedq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )