UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KPgoK7vXTKdQLDz7JmNfmTdTS3V9SIxiFSC4AGkXMTE=' 
WHERE 
  key_id = '2893f5d252ef59d6e96e50e8a134c3fc157b8571380107e07b364e0c51aac7fe' 
  AND (
    token = 'KPgoK7vXTKdQLDz7JmNfmTdTS3V9SIxiFSC4AGkXMTE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )