UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M6fx4JsdOxe/HyOcozzoVd8ilDDI6kZlWvKJlo1wEmg=' 
WHERE 
  key_id = '79ba78b769770515d4978ba396e2fa165cd9f6fc39de1a7a72911cd8b3ef9260' 
  AND (
    token = 'M6fx4JsdOxe/HyOcozzoVd8ilDDI6kZlWvKJlo1wEmg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )