UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RWSaKVgpKHyC49uix4YojsM46LQ7yT9g7ayPycXI5bU=' 
WHERE 
  key_id = '756fbec682dd79607408e2dc48337c12a5b236f6a16fcc793bbefdbe28fd133d' 
  AND (
    token = 'RWSaKVgpKHyC49uix4YojsM46LQ7yT9g7ayPycXI5bU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )