UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WW56ywzu9MIq9u1Wkkh11TxBsgliiiWJ/tH0gKV0Tyw=' 
WHERE 
  key_id = '8fae51d978cbacf4b0f61389d3a72f6b92eb3c4037e2a1d3c47bce0830a61f9a' 
  AND (
    token = 'WW56ywzu9MIq9u1Wkkh11TxBsgliiiWJ/tH0gKV0Tyw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035