UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'htiyMDbpXHEbyccZbyOqCqVaXWpIfGnjBTmivn9ICjk=' 
WHERE 
  key_id = 'a6ed21c29fd0026bec6aba1a885ef2ae04acb911c06a1115a2b1e3e97babe404' 
  AND (
    token = 'htiyMDbpXHEbyccZbyOqCqVaXWpIfGnjBTmivn9ICjk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )