UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9mGvYz7PA5xMVV7eiuxqd3U4olUvj0DckvAyRHtAXsk=' 
WHERE 
  key_id = 'b7a6ab61cb1d54f5a3738448be10bdf799e2b0224bbcaf495e0b64eafb1f7451' 
  AND (
    token = '9mGvYz7PA5xMVV7eiuxqd3U4olUvj0DckvAyRHtAXsk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )