UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6xOb+DeK2nygd9fkpi5kp4NXwkD/4ooiZx57k3s0hK0=' 
WHERE 
  key_id = '1d9d32074b22a6188267919479b9e4b87e72ea538753654b68472141a09bb471' 
  AND (
    token = '6xOb+DeK2nygd9fkpi5kp4NXwkD/4ooiZx57k3s0hK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )