UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IUBDhXQNRzNYiiR8142VFjTj0fJCi1PpfDAbQeijFzI=' 
WHERE 
  key_id = '12180e8bcfa3205ee9fb143167b1604b476639821521603a63284279ef49da5b' 
  AND (
    token = 'IUBDhXQNRzNYiiR8142VFjTj0fJCi1PpfDAbQeijFzI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )