UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7/6/WIgwKTJyX51a4OAPN1u9p7T+j5ZtG3HtPuuEGa0=' 
WHERE 
  key_id = '420d5b0b22a149998c8639bfe0091211c7f6604f218969f87b451a58bc3a87a0' 
  AND (
    token = '7/6/WIgwKTJyX51a4OAPN1u9p7T+j5ZtG3HtPuuEGa0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )