UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = '/SzNXvC3xi1EGwh3VdOr2XTZvCI+UtjHdJTVct+flwQ=' 
WHERE 
  key_id = '1bb6a85567fc3ef9f8f5fb94bee665f846bd4e753c262d6f4982905bd1694e33' 
  AND (
    token = '/SzNXvC3xi1EGwh3VdOr2XTZvCI+UtjHdJTVct+flwQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )