UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'etQEqxUJh9lL6ddtu7FLFdT9FbP7WdsK3HE+zlPM9no=' 
WHERE 
  key_id = 'e4a25f52512a0978b747e178d293292fc9b24d93508f0117d5d01c7d236ce49d' 
  AND (
    token = 'etQEqxUJh9lL6ddtu7FLFdT9FbP7WdsK3HE+zlPM9no=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )