UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ADTngUpVzapMOqHkPD9HpiiyVQKNhAH+DmG7qqjeFg0=' 
WHERE 
  key_id = '51a0976329823947d2cfe6f0f93e931a7a92c210c743b0d63826181a9abfed12' 
  AND (
    token = 'ADTngUpVzapMOqHkPD9HpiiyVQKNhAH+DmG7qqjeFg0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )