UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ii7dYGzZZ2Oj4UbofPmkha1aQeAE7exTR4639P6LbIU=' 
WHERE 
  key_id = '6604ac9375901b959d6c349d9beae13051149b23079d985b2af1877b4c63035f' 
  AND (
    token = 'Ii7dYGzZZ2Oj4UbofPmkha1aQeAE7exTR4639P6LbIU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )