UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B6n9gQvYMsvE9t7LkFcj7JrZ2Sj+jnYf0BvORn+T4cs=' 
WHERE 
  key_id = '6c050b5c955ee9b42c7ac4084be9a609a321ce9b0843cd63f7f573df7593e72b' 
  AND (
    token = 'B6n9gQvYMsvE9t7LkFcj7JrZ2Sj+jnYf0BvORn+T4cs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )