UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yuj1/C3IuxrPnXWuIGvAEXoGue+ZJo3lpc2RU7C2zww=' 
WHERE 
  key_id = '8dd2ed2eaf397f73491f0f5f036f7b9a5696edd62cf688421d903f5b210d31a2' 
  AND (
    token = 'Yuj1/C3IuxrPnXWuIGvAEXoGue+ZJo3lpc2RU7C2zww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )