UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A1GODrhUl2oqjQe+yW8TdJYgRsVDP1K2aVzamk7Xoac=' 
WHERE 
  key_id = '56c39775a395b4776a60792e2c4e49387a9f104c78054c7c5674a90b717469af' 
  AND (
    token = 'A1GODrhUl2oqjQe+yW8TdJYgRsVDP1K2aVzamk7Xoac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )