UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6OUyjS+eFh2QAeqioEpOCFJTxec5GN3o0GmLHmJLMnA=' 
WHERE 
  key_id = 'fd05fc6c00c1f1d3576796a3d543c2b76991ab2d9b05fc333b2ca02b1be13f4c' 
  AND (
    token = '6OUyjS+eFh2QAeqioEpOCFJTxec5GN3o0GmLHmJLMnA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035