UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6nk1sT+iMx2MXc8/Qmu8E1oTofyZUTEsZspFAdUnte0=' 
WHERE 
  key_id = '403eacdf31e3f3621dd53421228b3c813b502b1d43e8eb6b02a2a6652f6dd971' 
  AND (
    token = '6nk1sT+iMx2MXc8/Qmu8E1oTofyZUTEsZspFAdUnte0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )