UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MuU9YVpAfSxVpmvIOR3Ok2bFUqHu/9UymxSIaAdRwJo=' 
WHERE 
  key_id = '87f49729410c7b7db5e7511bc16910a29248a1094850f779053df1742b4e8116' 
  AND (
    token = 'MuU9YVpAfSxVpmvIOR3Ok2bFUqHu/9UymxSIaAdRwJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )