UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/MC7sa9nG3SlFC2wJXxIENx+62qAhlUlQsBN6ZN11fU=' 
WHERE 
  key_id = '767c20a9190577217c5702cc82ac5980914168848caf9a19f3dc109f947580b2' 
  AND (
    token = '/MC7sa9nG3SlFC2wJXxIENx+62qAhlUlQsBN6ZN11fU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )