UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BvE4atnCvyJVovVI9vZ1i15EwzrYOCQ6SN8DT1dNcTM=' 
WHERE 
  key_id = '6439b1419b59a5536ce4fd18bc030be5943a871bece49a8f2e206a1546ea3333' 
  AND (
    token = 'BvE4atnCvyJVovVI9vZ1i15EwzrYOCQ6SN8DT1dNcTM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )