UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RhwzMgoEwqJcn79XWjkANJb//DgqhjroymnwSyFJzVo=' 
WHERE 
  key_id = '16bad255e1c8054ffa6666ecc5f36f056fac3b14e387385c3dda54daa92c3411' 
  AND (
    token = 'RhwzMgoEwqJcn79XWjkANJb//DgqhjroymnwSyFJzVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )