UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zepkGDxS3Zav//2uib8nGGkafpM1j5j6wpVsGjkYS6U=' 
WHERE 
  key_id = '142d582c871b03b3be0f2e071e299b3dbfc46629b306aee3675efd74535bd1e2' 
  AND (
    token = 'zepkGDxS3Zav//2uib8nGGkafpM1j5j6wpVsGjkYS6U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )