UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4C7UPIX0mUXjdkgWMQA/W9UnJGNvkWQJnEXp+grCmo=' 
WHERE 
  key_id = '790ae447cf7f89e5217a1f0f2f283d5fccc3a40a460c1cedefc78391ae8e053d' 
  AND (
    token = 'U4C7UPIX0mUXjdkgWMQA/W9UnJGNvkWQJnEXp+grCmo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )