UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6+vpHLopi44n5Ta/L9DO1hMUFi5LcSClIiHkJYlesvc=' 
WHERE 
  key_id = 'b0b420769a8d95fbcad17c4d751e36fde89039d001fe7ff2c666a1e48f8f0ed4' 
  AND (
    token = '6+vpHLopi44n5Ta/L9DO1hMUFi5LcSClIiHkJYlesvc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )