UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ls6uoPqHLfV14AxgZg9AZ2AcTRF26MHoNIgQ0CWbyjI=' 
WHERE 
  key_id = '20b1c8b6f8a3ff70c9a9651f90f55196a4f97bd9da29daa7022a0379ef3dace2' 
  AND (
    token = 'Ls6uoPqHLfV14AxgZg9AZ2AcTRF26MHoNIgQ0CWbyjI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )