UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ppf1SRuXbJE7x3+8Q+L9eEc1nhDoRcoy8Y6uMESiemo=' 
WHERE 
  key_id = '1a7df6d1012ea2f08e002174ecda4e175d3ade4b86741e626ae3214f4042beb1' 
  AND (
    token = 'Ppf1SRuXbJE7x3+8Q+L9eEc1nhDoRcoy8Y6uMESiemo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )