UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QfNcNtqtwWEvAZJ6otTUaRcSllA7zFawTFfc7yKRtAs=' 
WHERE 
  key_id = '38e39fe3b000a9fae8d6b5128513ebcb6cba21013b2861873adc16996d5b2e9a' 
  AND (
    token = 'QfNcNtqtwWEvAZJ6otTUaRcSllA7zFawTFfc7yKRtAs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )