UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'emjKMUfBanA19KQs0mP42zwCdlzlZfdNZQeVtMygXCI=' 
WHERE 
  key_id = 'd844201ae18076b58dd1951ac97e24c365d465f325967b8b1bf16a763023192a' 
  AND (
    token = 'emjKMUfBanA19KQs0mP42zwCdlzlZfdNZQeVtMygXCI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )