UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8k6LJtnuB/WCOD8WOBrfVc04InYY5WJYL6qAMaeWxSI=' 
WHERE 
  key_id = 'c4b03848ea7eb76083b8c6f087bdcb6120fe6cce0303709b3a9c667190c34468' 
  AND (
    token = '8k6LJtnuB/WCOD8WOBrfVc04InYY5WJYL6qAMaeWxSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )