UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lKVEXGXvmZgzk2y8J5hGkDKu7b5QfEBvZ1/hvM3tSB0=' 
WHERE 
  key_id = '042b0d31d8a70decf05568888b67c473c5fad5951e00c84ed8bbc9a10fd19463' 
  AND (
    token = 'lKVEXGXvmZgzk2y8J5hGkDKu7b5QfEBvZ1/hvM3tSB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )