UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e44bQA8yDbQvVctNIakSsItYbcmYItcP4VYr0GUPBZI=' 
WHERE 
  key_id = 'a0c6dd3e4b0002e93463a6a8251de04ae62bc9e94efe6f4ed8fa4abbe0837236' 
  AND (
    token = 'e44bQA8yDbQvVctNIakSsItYbcmYItcP4VYr0GUPBZI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )