UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vsG7K9/TBndSDFJ1ykebT9ywRM1hlzo6CxyyzhZ+0os=' 
WHERE 
  key_id = 'c783070410a2722422dee7485e49efd30672fee54fe66c5b453a4d0a6949372e' 
  AND (
    token = 'vsG7K9/TBndSDFJ1ykebT9ywRM1hlzo6CxyyzhZ+0os=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00022