UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U+JL9w80vsgnYHhggWfALFcLoMdFJEBdSlBtwsmBxmg=' 
WHERE 
  key_id = 'f3dd87f168df22ef702816474ece6017ccc197e829ac2069d9e0e4c13a87e77e' 
  AND (
    token = 'U+JL9w80vsgnYHhggWfALFcLoMdFJEBdSlBtwsmBxmg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )