UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b8MUdxA6CJ9aTd6RWD8PxpV7NGHrsVU9MIsRfhQopzI=' 
WHERE 
  key_id = '6fc2e9dfa58b0fbef2341ce014f035ca1fecdb930d59d0f03c2ee28501bba7d3' 
  AND (
    token = 'b8MUdxA6CJ9aTd6RWD8PxpV7NGHrsVU9MIsRfhQopzI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )