UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ldWSZTo8XgUbAxl+zRf3ULzNZrcTCacJHv5DJh+tvaM=' 
WHERE 
  key_id = '6662ab97d89d298f418105ff75469909e4c3350b5a095f7541a0d42f8f92df50' 
  AND (
    token = 'ldWSZTo8XgUbAxl+zRf3ULzNZrcTCacJHv5DJh+tvaM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )