UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5MJPt2fCSOWig5PSIcVrZJ7c8E7RbTuIuoSDg6mJAIs=' 
WHERE 
  key_id = '41a044e48bebfeb0da4b0128e025a22397337459589eb29d99629792f21d7b21' 
  AND (
    token = '5MJPt2fCSOWig5PSIcVrZJ7c8E7RbTuIuoSDg6mJAIs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )