UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Iu9lRjXs8dgwjzbT5iYpTsHrQvrlw8eUFT6PUenNUzk=' 
WHERE 
  key_id = '891d4204a4bae78d503e933bcb71c401d649ed305df847bf7f142b3d3354790d' 
  AND (
    token = 'Iu9lRjXs8dgwjzbT5iYpTsHrQvrlw8eUFT6PUenNUzk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )