UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GUmynAu8em/POOwOCm0m3F0qoSnUv5WCpIAdbckGylY=' 
WHERE 
  key_id = '4a033cdd9a92e74ce286ef1b730cdc0652248d4e6befe858aa593c4600175701' 
  AND (
    token = 'GUmynAu8em/POOwOCm0m3F0qoSnUv5WCpIAdbckGylY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )