UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '50DpcY9t4+2TWZrI7AZu5w3HrESvG7n83KtWphIFgho=' 
WHERE 
  key_id = '53967e47814558421caed54a6abc114245c540a6ead932cf0bad519b798fa56a' 
  AND (
    token = '50DpcY9t4+2TWZrI7AZu5w3HrESvG7n83KtWphIFgho=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )