UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tQJR6IsHKI0pGAwPc5UOeim03nNRnWKZBaRXFOl/6dw=' 
WHERE 
  key_id = '1d93a328f30960a10003844c0ca409b9ea12614a820450a653d9af68454cef8b' 
  AND (
    token = 'tQJR6IsHKI0pGAwPc5UOeim03nNRnWKZBaRXFOl/6dw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )