UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YBY0uHxUcIyNqOunp8IkQDuOdrMOnaoI1Rfko/+vScc=' 
WHERE 
  key_id = '2881aecd5825ebb339c76d44459029f69e7e8c541ac6d993aa8d43a811509b04' 
  AND (
    token = 'YBY0uHxUcIyNqOunp8IkQDuOdrMOnaoI1Rfko/+vScc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )