UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cEznIEyRvEFVHtYoHPsShS1XKJdukNEpeRHZiLaMGXo=' 
WHERE 
  key_id = '38e0dc93aa558f3d3b7ca5e413e551e18e2abb82ddb6b46f7cf0f6566c2e2547' 
  AND (
    token = 'cEznIEyRvEFVHtYoHPsShS1XKJdukNEpeRHZiLaMGXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )