UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '54gA2cRmqtb+KtWZHki2xgUWLtKyKtaXZxcYjowkMKU=' 
WHERE 
  key_id = '1d96f6dc1b7254ebeb3765cb088b907ea9d19ffe65f5f28d9cf44a4206e5b0d2' 
  AND (
    token = '54gA2cRmqtb+KtWZHki2xgUWLtKyKtaXZxcYjowkMKU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023