UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LePr/sVgNlLRVsXZDsipmeTacOwWWFg1sVx6MsFM8ig=' 
WHERE 
  key_id = 'ec9164b0245bc65a1b07f953b5ee158393116037baf5045094abacc71bb9a834' 
  AND (
    token = 'LePr/sVgNlLRVsXZDsipmeTacOwWWFg1sVx6MsFM8ig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )