UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Jv/uA0Siyz8MdzQTdvPl9QWmq2L4m+mOkhc7Tr+Fujg=' 
WHERE 
  key_id = '76b83517e398768364d55863b281ead4cee962acb76097aa8248f77d1dccf5f4' 
  AND (
    token = 'Jv/uA0Siyz8MdzQTdvPl9QWmq2L4m+mOkhc7Tr+Fujg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )