UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ERe8KzB7Nqtpmvy7NEKF8aMC2EjkMQoKAO0Hj7b7WYM=' 
WHERE 
  key_id = '4dc93aa9404db32c08512a2457d032e1175a6811c9c764b1576f98c5d3c58337' 
  AND (
    token = 'ERe8KzB7Nqtpmvy7NEKF8aMC2EjkMQoKAO0Hj7b7WYM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )