UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oZ4D4HdtEwtsdHleFYrMFW7Elz3GUFzjWYyOzsBkcq0=' 
WHERE 
  key_id = '646ee0d9d7612b648b9869e5f50a6da72a4bb5979670ecc7f95ab9dd43dcd72f' 
  AND (
    token = 'oZ4D4HdtEwtsdHleFYrMFW7Elz3GUFzjWYyOzsBkcq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )