UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U+H4wgRm5eUvAnUzJsfY91x2lcdxAYAxWocDGlx//4I=' 
WHERE 
  key_id = 'c0714b4ce489d66d36c81a3269af750813974dd37c1c55a0260b26f471096877' 
  AND (
    token = 'U+H4wgRm5eUvAnUzJsfY91x2lcdxAYAxWocDGlx//4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )