UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pTGg7fwv3cKuvuop2J6s6ri4akfRY+8esgyHdLwLQPU=' 
WHERE 
  key_id = '27e4fa2f0aef709311d007ac8beed02048612e2e69a2391292fcfb70c0c484c4' 
  AND (
    token = 'pTGg7fwv3cKuvuop2J6s6ri4akfRY+8esgyHdLwLQPU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )