UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Krks631X0seJ3J8OSQb3tensGIgwudK+f6xmt/vhgjY=' 
WHERE 
  key_id = '42e775e3e6471753b288c5dbf1d730b23485b948a4ba3144dfa288a03be169c3' 
  AND (
    token = 'Krks631X0seJ3J8OSQb3tensGIgwudK+f6xmt/vhgjY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )