UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MT2Qx0LOTU2s3y+A0EMN28NiW7JaaFi3JIOK0rEajXk=' 
WHERE 
  key_id = 'a20199f9d1067e52845e917c788d3cab65805f14e22007a789f10a127c5e5c27' 
  AND (
    token = 'MT2Qx0LOTU2s3y+A0EMN28NiW7JaaFi3JIOK0rEajXk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )