UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QCuftkbjk8ZTcCHdDIZGb6br9ujWJPFuayTBAcIktJg=' 
WHERE 
  key_id = '7c933a2cae103e94305b7e38e286147f6cfae0b39d2de0d28a9392944a5e84f5' 
  AND (
    token = 'QCuftkbjk8ZTcCHdDIZGb6br9ujWJPFuayTBAcIktJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )