UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KEvViLj1kR9UAk0h1t1Piwjt+8xgMBoTrNnNCxEQF/U=' 
WHERE 
  key_id = '6fd312df6fc2740ecc1990e05dda057b053d9deb518c2510ea5d806f94c8e66e' 
  AND (
    token = 'KEvViLj1kR9UAk0h1t1Piwjt+8xgMBoTrNnNCxEQF/U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )