UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lnCTW/9E8QzgnOB/fyO4zW676/izVPyfLcetqlXRlME=' 
WHERE 
  key_id = '6e71d238a5ae52f71832ff1a7ae08eb19dcc6b4b777871b167854e4edccfac61' 
  AND (
    token = 'lnCTW/9E8QzgnOB/fyO4zW676/izVPyfLcetqlXRlME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )