UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ubgALTGeSTmV30w76Il4g9fT5kxn57Mr2ufVa9e4nI=' 
WHERE 
  key_id = '557b8425a25f5690490f89dcb32c9e2db52691d8e793ceb19cde1df464d9bc52' 
  AND (
    token = '6ubgALTGeSTmV30w76Il4g9fT5kxn57Mr2ufVa9e4nI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )