UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UiYQYFpSy7dXCxb4No58kn6ijO3Et/Ozg7deazdykAc=' 
WHERE 
  key_id = '55c0536ebe769bebb50b525351d73b4d250cd7486694d012fe7f023194fc9992' 
  AND (
    token = 'UiYQYFpSy7dXCxb4No58kn6ijO3Et/Ozg7deazdykAc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )