UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1kMxpTPuTIzqzVIxLFUZQP2W8WIclhv9PfBE7U7qWwg=' 
WHERE 
  key_id = '5a68de30715fd889d8e2e05780984a0bcc6fba9712d727baa1f841eb94847023' 
  AND (
    token = '1kMxpTPuTIzqzVIxLFUZQP2W8WIclhv9PfBE7U7qWwg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )