UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RmLdOypLcjPsQRK2MXWQpdJeQYoE+rciu826itOKM0U=' 
WHERE 
  key_id = '36861a7a4e19bb905b3b95d0bf6af0291028f0b5b974a7d25f9c0642d989665f' 
  AND (
    token = 'RmLdOypLcjPsQRK2MXWQpdJeQYoE+rciu826itOKM0U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )