UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yIh+zrBnJe4ug+XCGRgqA22kdl9JpRVn92qqUQrcrwE=' 
WHERE 
  key_id = '1436b7a70f7c2d900c9135c0ce30f72e3d8e4bdd68d2f101eb08c8fe4df305a7' 
  AND (
    token = 'yIh+zrBnJe4ug+XCGRgqA22kdl9JpRVn92qqUQrcrwE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031