UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kI9oL/98TQuwehAyjicUmtf15Tzbo+KIOJpKKw7X3ZA=' 
WHERE 
  key_id = 'a7c79d47433ce6f73ec0998a3113a6c78e29c953daa2eedd37df7224f7bc19f4' 
  AND (
    token = 'kI9oL/98TQuwehAyjicUmtf15Tzbo+KIOJpKKw7X3ZA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )