UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kQ0vslvxwrgk2K8aIL+6wOLPCSrafG4buHUTZuI/Eo8=' 
WHERE 
  key_id = '876d73a0c1b8bcc946550712f05b49e3f51485e16f0eabc9059680070efd3903' 
  AND (
    token = 'kQ0vslvxwrgk2K8aIL+6wOLPCSrafG4buHUTZuI/Eo8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )