UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '78QWmhtdbe03uKWM8MWOw8jwIlVL9teTdIzycmjpi6U=' 
WHERE 
  key_id = '50350263ebb3fd75bfb999af94fb1146cc5aa7fc495f5721e29e7354bed28277' 
  AND (
    token = '78QWmhtdbe03uKWM8MWOw8jwIlVL9teTdIzycmjpi6U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )