UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pQZ+7vQBxLX7GciAsdDQfYMoOMm1/fMx9agI0MoGitU=' 
WHERE 
  key_id = 'a2f5b1b83f99c78faef89ce8ae6ebe06c41d2af62d11745d25b9f4e7cd3c5ece' 
  AND (
    token = 'pQZ+7vQBxLX7GciAsdDQfYMoOMm1/fMx9agI0MoGitU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )