UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nK+wj2Rkt+yoRQ9Hv+BY20QA0UapZhIAd1dvKk8I/fU=' 
WHERE 
  key_id = '2ef0eadb9a48ab6a131b1fb333c9b625e9e1fb78749d207f0550802dba858b28' 
  AND (
    token = 'nK+wj2Rkt+yoRQ9Hv+BY20QA0UapZhIAd1dvKk8I/fU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )