UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rq9HYwvpPKuKKCsOCReXDzCYl9Lxx6RwSbnXAfZWFmY=' 
WHERE 
  key_id = '503fea2c3e5ccd1a8bffdffedefee8422a85a1dbf9703d22e914faf474fe6412' 
  AND (
    token = 'Rq9HYwvpPKuKKCsOCReXDzCYl9Lxx6RwSbnXAfZWFmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )