UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MbrEkuoMM19x/xw7FSEriQCw3CsVcURJLgkXpu39VKM=' 
WHERE 
  key_id = '1d6fe140d4eb047a37117cc67297972b06a425fa1fc332fb311f08131028b2e3' 
  AND (
    token = 'MbrEkuoMM19x/xw7FSEriQCw3CsVcURJLgkXpu39VKM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )