UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eArFjczB13BvLMNec6wDxh1s0FiNyYD5dNEjsB8Zd7A=' 
WHERE 
  key_id = '35e4540d87a097b7386be40d3c8355ab28f8104c23bee49cf0e981dcfeff911e' 
  AND (
    token = 'eArFjczB13BvLMNec6wDxh1s0FiNyYD5dNEjsB8Zd7A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )