UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RzZBYEmys4hwQLRh6pJwJqVn1EpkUdbmMtrxjLvR1II=' 
WHERE 
  key_id = 'da7e747d42b915b0a6949a72c24d39c621175532037ed77189b166a3c5f68165' 
  AND (
    token = 'RzZBYEmys4hwQLRh6pJwJqVn1EpkUdbmMtrxjLvR1II=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )