UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '43pwWrfKcSx4aYtywILk+2TD7p+Zc+uQIwyeozhUrlw=' 
WHERE 
  key_id = '839cb47e38957cbd3147c66e6ca1b7a9e689a60d5e2f3ab9213db021e8a9df6f' 
  AND (
    token = '43pwWrfKcSx4aYtywILk+2TD7p+Zc+uQIwyeozhUrlw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )