UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rmcMtNQbiDxEYz0szTHjFotpTWDdBjEeW6fMbfA/zXM=' 
WHERE 
  key_id = '5476dc68cfba5800b30c3ab1ee9dbbfbe4bc84f5e479dc6d5089a8b596560355' 
  AND (
    token = 'rmcMtNQbiDxEYz0szTHjFotpTWDdBjEeW6fMbfA/zXM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )