UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hkwkKlcHzR6djwIt97XthuOqIJOkMcEsZDTU2DWmkng=' 
WHERE 
  key_id = '94c3189795cc900cb2ed0ad86cf36539feecfed43bb6250da0155e003949f785' 
  AND (
    token = 'hkwkKlcHzR6djwIt97XthuOqIJOkMcEsZDTU2DWmkng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )