UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm5aNfBiEPj4erNFyTyXu42bejrUxUofxk+sFCTfgsh0=' 
WHERE 
  key_id = '8a31dc4ba4d63253db740ddb60f3225314e04a8a025cd72219633a886d7eead3' 
  AND (
    token = 'm5aNfBiEPj4erNFyTyXu42bejrUxUofxk+sFCTfgsh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )