UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dj7ndyUU+Piwia2MQeiPxB+HHxBQYmfQ9ux11wQWWpY=' 
WHERE 
  key_id = '482be6e2bb23e9330fd9d0d073e2493c76e8a75fdc6d65a9bc1328a1ffc0459e' 
  AND (
    token = 'dj7ndyUU+Piwia2MQeiPxB+HHxBQYmfQ9ux11wQWWpY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00051