UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sL9ldjzSrPrAUBZxF+X7E6olk5EN/8lWuAS3E0bZAdM=' 
WHERE 
  key_id = '4690cd6bf114d236aa4eef7a0dd92ecf3812425bcd3d3f99b39d8ae1d9fee38d' 
  AND (
    token = 'sL9ldjzSrPrAUBZxF+X7E6olk5EN/8lWuAS3E0bZAdM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )