UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xxi4NGkYss64mpBSjL4xn2/0zZRHMPIbQ4bm0IONMAA=' 
WHERE 
  key_id = '8cffab665273059627d054cbd03f02c071a15efa276e3cfedea344d51dddf172' 
  AND (
    token = 'xxi4NGkYss64mpBSjL4xn2/0zZRHMPIbQ4bm0IONMAA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )