UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QK8cBqyl++iXASVAqwLn3UWgg8VqLKGccMQVf8JN15Y=' 
WHERE 
  key_id = 'a3b9c3c2d8cd8f25c17ef35c00abb7831347efaf895ce71589572340d98c926d' 
  AND (
    token = 'QK8cBqyl++iXASVAqwLn3UWgg8VqLKGccMQVf8JN15Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )