UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8nhujgWLraI+E8f3xK3y9r9chqig9321XASYuWj4yNw=' 
WHERE 
  key_id = '8dce56871d5b94467d5c15b966c85519732e93227da057ce244d77d32d312b38' 
  AND (
    token = '8nhujgWLraI+E8f3xK3y9r9chqig9321XASYuWj4yNw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )