UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QkSJef1GBMd86QAaYBYOhqjIIB0TJZVqIGGUJB2MoA0=' 
WHERE 
  key_id = '83f8aae9c7ddd15e822856cb95154102b7ed4417d5043edbd2c518c13363a6c8' 
  AND (
    token = 'QkSJef1GBMd86QAaYBYOhqjIIB0TJZVqIGGUJB2MoA0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )