UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ln2vFPQmtxWxNfGGsvWytouMzVnZ6WnvTtrCSRARRzE=' 
WHERE 
  key_id = '5ce81374d968b98f37f854ae2e442c17c9adcbbf3b41503fb09d9c077f73b11c' 
  AND (
    token = 'Ln2vFPQmtxWxNfGGsvWytouMzVnZ6WnvTtrCSRARRzE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )