UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G/5czGWUOhTCBD13TiGPevXX9giQt4y5lIgOkNzIXRE=' 
WHERE 
  key_id = '9e94eceae95f58c4d38daa7845173d0c2b979bb76f423a505e6dc214c5f618a8' 
  AND (
    token = 'G/5czGWUOhTCBD13TiGPevXX9giQt4y5lIgOkNzIXRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )