UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '47Wr33w4FCDrq9MIo+HqBOL51iEvaWzkszEBGO34p3k=' 
WHERE 
  key_id = '88f9306e9011cc85e48a6fb24818c8fd9b528916871176691e617719f267511d' 
  AND (
    token = '47Wr33w4FCDrq9MIo+HqBOL51iEvaWzkszEBGO34p3k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )