UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h4fQu+F5f+P2yElLFeCc8F0FTMLfLNJp4RYJzX2t8lk=' 
WHERE 
  key_id = '571c0478855c0aa20d9201927fd1e797cf6384e9c088a21e9e67468083fae6a1' 
  AND (
    token = 'h4fQu+F5f+P2yElLFeCc8F0FTMLfLNJp4RYJzX2t8lk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )