UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4gFRWpR80bALGT7Stumuq0DVgK/mT9tQJh/cEU7Tsm0=' 
WHERE 
  key_id = '51ad273a0f982e84741e9d54ddc2431b3e99352341b6f6d2c678338ad1a26cee' 
  AND (
    token = '4gFRWpR80bALGT7Stumuq0DVgK/mT9tQJh/cEU7Tsm0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )