UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4p62LuyLum0bdPnuAHRB0XGSOoQx5uVILynpSHcRFmM=' 
WHERE 
  key_id = '4b504d2427a343e22c2fc736aea3a956d833062c99198d7e9436da0468f3c5f9' 
  AND (
    token = '4p62LuyLum0bdPnuAHRB0XGSOoQx5uVILynpSHcRFmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )