UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SssFonpHhBelsFHwaVcj4xISQD3JMMl8rEhEaoMUEwU=' 
WHERE 
  key_id = 'e9a0ff37ad0b9e58e66872be4a165a0b02e184b1f9037d3c375fe71fccde0d10' 
  AND (
    token = 'SssFonpHhBelsFHwaVcj4xISQD3JMMl8rEhEaoMUEwU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034