UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ip/8cQBynlNQo2NSau1/O/iLRfXO8CTSPpXddamKJzU=' 
WHERE 
  key_id = '2eb55edbd3e7f7e46c35672ab72fddee95af40e4172598892bef389c8e84b397' 
  AND (
    token = 'Ip/8cQBynlNQo2NSau1/O/iLRfXO8CTSPpXddamKJzU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )