UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L/lpca7Zi+KY+7VO8DTF2IoVPuXuMTUwBHPxeq/9DhI=' 
WHERE 
  key_id = 'ad73796e976f49298ced6ee6981dded574982c643aa36682ad40490af5e01e5a' 
  AND (
    token = 'L/lpca7Zi+KY+7VO8DTF2IoVPuXuMTUwBHPxeq/9DhI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )