UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/8GCzbAxY8WMNuUnlL+FqJRQUt1bieSnUQ+wRXn/ofU=' 
WHERE 
  key_id = '3e51632586393781353ad98f8175e526a438d558ae1bd5ed1087de190ce40533' 
  AND (
    token = '/8GCzbAxY8WMNuUnlL+FqJRQUt1bieSnUQ+wRXn/ofU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )