UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a9yIDJvsPzCkXtBZXpbV2cqpKA3OwsGh/IYC9RPH0xI=' 
WHERE 
  key_id = '8c6c1b8269c91817ba754cf43456f306534b0219336b5caafc98c715352c3379' 
  AND (
    token = 'a9yIDJvsPzCkXtBZXpbV2cqpKA3OwsGh/IYC9RPH0xI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )