UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LTClED03Wr4BaD0w+3vGFtJ24+9z0WVnFuRbzk2lXWo=' 
WHERE 
  key_id = '016c84b8f731b20e9aeb7508be595123ee389e93d828524a1aaa1dad18989601' 
  AND (
    token = 'LTClED03Wr4BaD0w+3vGFtJ24+9z0WVnFuRbzk2lXWo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )