UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L0dldh6FZzO9vmjLqG3qlkrRCw2lpYJSdkKWcHyKJPY=' 
WHERE 
  key_id = 'df516f0952e63ae81b2bce3394baad46d39243bbadba6127152b9b79a4c17f41' 
  AND (
    token = 'L0dldh6FZzO9vmjLqG3qlkrRCw2lpYJSdkKWcHyKJPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )