UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9qfgY5YAQDkxlU1iDHpLp1PB1gHIXtWlUtY8ieOHywI=' 
WHERE 
  key_id = '21e0d030a8d9ecd85af7392bb0cb4de289727bc78885e9362d18e8e350cf89fc' 
  AND (
    token = '9qfgY5YAQDkxlU1iDHpLp1PB1gHIXtWlUtY8ieOHywI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )