UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xx5nGKoIXekW3hKCmcbnouss51Bl2XnDhlHPlaeEfCM=' 
WHERE 
  key_id = 'a949aac8cb631506fe76ea1f2c36a289547b63bb0914e66f6d0a6b76807a7b11' 
  AND (
    token = 'xx5nGKoIXekW3hKCmcbnouss51Bl2XnDhlHPlaeEfCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )