UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+8AZbcuK+Vhw85lnExHOuPHjTu2hO/7ef0naldNnhKI=' 
WHERE 
  key_id = '999fb9758311f1df19c801ae70c4acf88c49d621ece9fa578d3fcebfc8258abc' 
  AND (
    token = '+8AZbcuK+Vhw85lnExHOuPHjTu2hO/7ef0naldNnhKI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )