UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'meR+ESzDzOHlld0VZoIdxy1R5Ol9CT1bsv77RxASliI=' 
WHERE 
  key_id = '9f5f4c77accec21800b1a53140f5e217d588a3cee9ee4b3531753d2277af09f4' 
  AND (
    token = 'meR+ESzDzOHlld0VZoIdxy1R5Ol9CT1bsv77RxASliI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )