UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7ZR3zZiocr5Ocju+J0geagAUFRRW58soOdgNY8wd3ME=' 
WHERE 
  key_id = '518172be88a3f444b47c290a1b3b8fd51f6de4f0ec860be2da09c3e354d1f01c' 
  AND (
    token = '7ZR3zZiocr5Ocju+J0geagAUFRRW58soOdgNY8wd3ME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )