UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gJ3EQckbV8OGd5vH3EaaRUwzLYNkeoMeVnWLMtWwtZo=' 
WHERE 
  key_id = '83984462aaf852ad688c0c8bcd0d7da1e83ea90b646e9c36813e2cd11b792168' 
  AND (
    token = 'gJ3EQckbV8OGd5vH3EaaRUwzLYNkeoMeVnWLMtWwtZo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )