UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PUJFrT+pJxv/E5mz7Va8+jDhTRW++ZjTgxkG596aXbk=' 
WHERE 
  key_id = '6f6f47bd615d33164e73b71b3958f2ab55f0faee94aa23aecab3f869adf7598f' 
  AND (
    token = 'PUJFrT+pJxv/E5mz7Va8+jDhTRW++ZjTgxkG596aXbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )