UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HXHYah3Y31GVYOoHPx2OjQRLiRzzLNAJhEXSrvwFHOk=' 
WHERE 
  key_id = 'b204563a985a512727ae0c4ccd1f98ac931956b8c6b226e9b9b4c300b85969b8' 
  AND (
    token = 'HXHYah3Y31GVYOoHPx2OjQRLiRzzLNAJhEXSrvwFHOk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )