UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k/Zkl9vZPbpvczjeFmVHq8P4yA8rS0QSY9g3rOdyI8Y=' 
WHERE 
  key_id = '82df18cd14b7ae761d52cf42e6fa68a1b09bfb7199d647d8dbfc8fa89017eff2' 
  AND (
    token = 'k/Zkl9vZPbpvczjeFmVHq8P4yA8rS0QSY9g3rOdyI8Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )