UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FAz+5QizMn/xTfxgfRfJEgijBxPaRzIhvtkTqVQiIK0=' 
WHERE 
  key_id = 'b1849f6c02c53420fe85344546173c48234014c2a4a372dfad7d44f6851a1d53' 
  AND (
    token = 'FAz+5QizMn/xTfxgfRfJEgijBxPaRzIhvtkTqVQiIK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )