UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3U49H0lQZ85RxBgdVfwdrJ7sgZLoI+cTXGGMmnFcjhc=' 
WHERE 
  key_id = '15bf6621bfd93d7763c7cdce092aedf3317edb378eb3cf6719dbd9de846046ee' 
  AND (
    token = '3U49H0lQZ85RxBgdVfwdrJ7sgZLoI+cTXGGMmnFcjhc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )