UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q7rRuZcYUk9ygcovbbkwaCCYohGmnQKcmMcep1XWdPs=' 
WHERE 
  key_id = '0404a8fccef5ae1a36dec26b587bbed47b5b0c4f844ffad12dbe51b0c641c338' 
  AND (
    token = 'Q7rRuZcYUk9ygcovbbkwaCCYohGmnQKcmMcep1XWdPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )