UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2661XHsacG4FOxm8J+fFC6S6crXL5+7qiXspynLI6nM=' 
WHERE 
  key_id = '168b35c37a1c05b1780190bc9dcc3576c87cd11a054484567495e1353849612a' 
  AND (
    token = '2661XHsacG4FOxm8J+fFC6S6crXL5+7qiXspynLI6nM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )