UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DObNK1mhV/oVU1r95xqLrhfuTqxGvHRjGY7a1PlnA+c=' 
WHERE 
  key_id = '71d9b392087319321f7bf69c544b1680a829fb4257730c6a056a8cf1d9b677b2' 
  AND (
    token = 'DObNK1mhV/oVU1r95xqLrhfuTqxGvHRjGY7a1PlnA+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )