UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/EwIRUZbZZJQVEWyLUrxBLatQNl0UE2ruPVvAcok1iY=' 
WHERE 
  key_id = '1547b71ce0f81b3057e72cb31744cf78e1ba364e8bd23dfe874a8fb93ab52ea2' 
  AND (
    token = '/EwIRUZbZZJQVEWyLUrxBLatQNl0UE2ruPVvAcok1iY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )