UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8rZq8P+2XsHoLZEOlwRd4VvA5JStEoJIbPSgO8gY2kI=' 
WHERE 
  key_id = '8d478429a3fb2e8b351942baea42d8c7623ae88a5bd0d34148a238bcfa56f7d1' 
  AND (
    token = '8rZq8P+2XsHoLZEOlwRd4VvA5JStEoJIbPSgO8gY2kI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )