UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l0zlLTWjMGTnMDzGAcVmpBgK4BZo8/yQTWzJSoXVGZE=' 
WHERE 
  key_id = '8b9a3121f8e92f648e067195b842271ed08442267d0d9e0d373f2907d8661c90' 
  AND (
    token = 'l0zlLTWjMGTnMDzGAcVmpBgK4BZo8/yQTWzJSoXVGZE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )