UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6aRtWD8RyS78Vc+6iFOZBklD2Z8G1LXUH542lJE5PS4=' 
WHERE 
  key_id = '4d4a9a8548c5a9d1feaa29928067adf6ad32afc331139f8084d694835629c53e' 
  AND (
    token = '6aRtWD8RyS78Vc+6iFOZBklD2Z8G1LXUH542lJE5PS4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )