UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LLMWP+/MYyjcWlmEIkDXgzwQJGk3rIjThuZlywi4QWA=' 
WHERE 
  key_id = 'aca3e77bb96e50353eb08abb267bb0bbac4a48eacd50032a24c4f6adce2d44a5' 
  AND (
    token = 'LLMWP+/MYyjcWlmEIkDXgzwQJGk3rIjThuZlywi4QWA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020