UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6eH+qIyfSAyU2xdZD6CJt73Sl44+Q3xR5HKKWSRnCu4=' 
WHERE 
  key_id = '4191aa10d1bf228480c6d2d23f42092b6750ed4e0b157a8f1f51ddea43502564' 
  AND (
    token = '6eH+qIyfSAyU2xdZD6CJt73Sl44+Q3xR5HKKWSRnCu4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )