UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lXlhRmAewQYfMGNRkwBBWJAf9EWbsdLFW56rmg3M81w=' 
WHERE 
  key_id = 'cdcc6ff894af48cb6405b5592430e8a3866b476344f60789879c524b069a12e3' 
  AND (
    token = 'lXlhRmAewQYfMGNRkwBBWJAf9EWbsdLFW56rmg3M81w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )