UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'epvms/qeSq/DTkee+uUkQx4h7hPwQRFvMkwGcxWoPGo=' 
WHERE 
  key_id = '3e4867ea37e149573df4cc0120c597bf3aa80d797fa67b30a69650bf845bf301' 
  AND (
    token = 'epvms/qeSq/DTkee+uUkQx4h7hPwQRFvMkwGcxWoPGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )