UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BfqHNaQEUcT2BtF1ikTGUICaa7zhX4X3pPrJIFNP5Vk=' 
WHERE 
  key_id = '3ffd81c302df7f2af7f9df70f1b68f931f43ff0c5bbd77de9582693bda9814d2' 
  AND (
    token = 'BfqHNaQEUcT2BtF1ikTGUICaa7zhX4X3pPrJIFNP5Vk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )