UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q6HmlBhhOMbp09oKCXQKUAx0c/XjnEl0/XB2IWsOjtM=' 
WHERE 
  key_id = '4749f2586cbfff6bddc0f2cda98c5466641d53d728cc5d438b7a2c7b88f53a6a' 
  AND (
    token = 'Q6HmlBhhOMbp09oKCXQKUAx0c/XjnEl0/XB2IWsOjtM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )