UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u388FHe9kfvlrRhA0ilAjDWfLC4A+zDAXq2BIxTyusg=' 
WHERE 
  key_id = '5c9e8749c1c70f29c6ef379b1fb7478738059f52ffb0f0f1e7e53b627b402af4' 
  AND (
    token = 'u388FHe9kfvlrRhA0ilAjDWfLC4A+zDAXq2BIxTyusg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )