UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NRq8hYRWbtBaLdkrfZEdZWWdtwCC78dllDlgNP/Jmcg=' 
WHERE 
  key_id = '4d0880220ae4e355430b9ea196f74b64d0d52bdce53d5c31897d361fb3d86b02' 
  AND (
    token = 'NRq8hYRWbtBaLdkrfZEdZWWdtwCC78dllDlgNP/Jmcg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )