UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i10n/kMwwlGJvQqbFg//45rBEGgOUq2XEFZWahLTWN8=' 
WHERE 
  key_id = '21cab027d4161a0ed6563db471087438d2cd3ce7c30cd73cee034f99757e59db' 
  AND (
    token = 'i10n/kMwwlGJvQqbFg//45rBEGgOUq2XEFZWahLTWN8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )