UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'odDhpdQBezIizk2f0zznYR4wTqGG5/pTvU1u33mSmbc=' 
WHERE 
  key_id = '821ac33a1bf1f7566985c54adc4b7c11e6ffc1d620cf63b8716c550235031b0c' 
  AND (
    token = 'odDhpdQBezIizk2f0zznYR4wTqGG5/pTvU1u33mSmbc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032