UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JsZ7i1d8uqxz3ouE1kKOyWMTjt7EKhF/yHIspnjgWsg=' 
WHERE 
  key_id = '57791b5b06794ea0327818ead0131009331d1e35108711ab663934b5f58223c4' 
  AND (
    token = 'JsZ7i1d8uqxz3ouE1kKOyWMTjt7EKhF/yHIspnjgWsg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )