UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tRu9OEwU/tFSw+RGvOy9/YMFWet8ZErCphWnUMrRGuc=' 
WHERE 
  key_id = '5f6b36c7a85edc3c2f8c6c725b89dd7fbd7046a007839d12617fb9421b59576b' 
  AND (
    token = 'tRu9OEwU/tFSw+RGvOy9/YMFWet8ZErCphWnUMrRGuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )