UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wq6cm8/ipE3xZVn0GvMExTcrcHi3xaNQTtL2wTGbYqc=' 
WHERE 
  key_id = '1b6646e4898727b432db8bc86b02286ab107e7b798c372ae96d35667c4a70877' 
  AND (
    token = 'Wq6cm8/ipE3xZVn0GvMExTcrcHi3xaNQTtL2wTGbYqc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )