UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ew8ZCDagB5cRzsUMKbb2eIwxJsECu+/rq0Rsl7vei0o=' 
WHERE 
  key_id = 'e6d1b28a7eeb42ce6219439a63c75bb96739987460cd2952e100ccd666d0f946' 
  AND (
    token = 'Ew8ZCDagB5cRzsUMKbb2eIwxJsECu+/rq0Rsl7vei0o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )