UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TwhRdhZOA7+lxs7mvKFAKJxrJt2uFt+B5beEwIgEUzg=' 
WHERE 
  key_id = '8ef3ee4652fdb92f56243870a96cb3d50ca8b883c841e4a704b6d33fe5502a08' 
  AND (
    token = 'TwhRdhZOA7+lxs7mvKFAKJxrJt2uFt+B5beEwIgEUzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )