UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r3PGTvEExZXeAnLnegQhGN3CucsTw59K/vbpgfLkc+E=' 
WHERE 
  key_id = '8aab599b71d42b8005bf6202ff49cc31b5d8af828d9b06e4cac75c05668050b1' 
  AND (
    token = 'r3PGTvEExZXeAnLnegQhGN3CucsTw59K/vbpgfLkc+E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )