UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zjLWWzaed6zxew0LXLxJdeuY5xgeOEbI7uMtriOPVrU=' 
WHERE 
  key_id = '68cc4e2a91d27518f454b67a4be7943c9c94ff17cf115aa99febf51408a3ee23' 
  AND (
    token = 'zjLWWzaed6zxew0LXLxJdeuY5xgeOEbI7uMtriOPVrU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )