UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+/lYjqirNX3eZUDhswJIZqvFCLg3djlPrDsmVVh0nWY=' 
WHERE 
  key_id = '7c9065587dc57d639890ed5f25f546843721f0fea9d4d0d9e6b3e641b50af635' 
  AND (
    token = '+/lYjqirNX3eZUDhswJIZqvFCLg3djlPrDsmVVh0nWY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )