UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ug6OQiq65kFmhqHFigkWzwqfrsS1QToiIvJ9dMvT0yw=' 
WHERE 
  key_id = '4fa8efb535d67107fadf61f5d8514d9e5ee9f2f781fdf2c818dc09b9ae8907ae' 
  AND (
    token = 'ug6OQiq65kFmhqHFigkWzwqfrsS1QToiIvJ9dMvT0yw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )