UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm/WIhf/7/sFrBC0uHnJSTHZdz0fSIjdr9YLsqerGNyk=' 
WHERE 
  key_id = '1c6976e991555788c14dff1ad7e8a02cb17b01662b220b32e5abb91ed0f45d60' 
  AND (
    token = 'm/WIhf/7/sFrBC0uHnJSTHZdz0fSIjdr9YLsqerGNyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )