UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a3BUG+5pq8KdS+S8hy1408bq0eOdPjH9koHbQPu02oo=' 
WHERE 
  key_id = '8d4a92afb4314007e36a0a6f3e520f8c4607bae64221ef92403dec85459a9b9c' 
  AND (
    token = 'a3BUG+5pq8KdS+S8hy1408bq0eOdPjH9koHbQPu02oo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )