UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '53LQ2YbOZILegyO1E8F3HfpibukGL4np38H+gyrvfxA=' 
WHERE 
  key_id = '6d46d160cfc655447fb9f671a5d35859f9091d0d3165bb7fa0713257efc97a79' 
  AND (
    token = '53LQ2YbOZILegyO1E8F3HfpibukGL4np38H+gyrvfxA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )