UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F6t0GNfp1A662BxZOXqEm5DZcoTIUB5ef5jLTIkgBWg=' 
WHERE 
  key_id = '8d92e314b59cfad114fe9a74781c3e5a344acde5fb4c6352615682db334710b4' 
  AND (
    token = 'F6t0GNfp1A662BxZOXqEm5DZcoTIUB5ef5jLTIkgBWg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )