UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GMW9BPwlj2KwQdgs0U7VpCMXjoErSD1b7ebeMWNljbI=' 
WHERE 
  key_id = '55d9cee0cbc86f220a7297ed5d132a507ddd1661088856bd8b9a52a98df631aa' 
  AND (
    token = 'GMW9BPwlj2KwQdgs0U7VpCMXjoErSD1b7ebeMWNljbI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )