UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'saAjpb3tsaNQplKvcqxaYkhN9Y/lnWbqQXKokFJlMps=' 
WHERE 
  key_id = '39b24e4e9b459978e9c77bfef368505e79dca77b618ab775ea110388c1e29327' 
  AND (
    token = 'saAjpb3tsaNQplKvcqxaYkhN9Y/lnWbqQXKokFJlMps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )