UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XyozHORXQ2qXDLnFpvqW9zeHHpgtVzLSO7ReXc7JcoU=' 
WHERE 
  key_id = '248e84c2f4bf6f10919d03984a51875ea1c18d8cbafc035bb9cca1c8a4accd19' 
  AND (
    token = 'XyozHORXQ2qXDLnFpvqW9zeHHpgtVzLSO7ReXc7JcoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025