UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E4Qh7XXg8kMJHcxza58YS34rtAyTs2E1UhL4W9XaLQg=' 
WHERE 
  key_id = '9a20ffd998f01c3026e5402b197f74d03e4e216be95ab21dbcc87a7049577293' 
  AND (
    token = 'E4Qh7XXg8kMJHcxza58YS34rtAyTs2E1UhL4W9XaLQg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )