UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fu1eMzFA8IZynut8yswZt7xY47j7xbnERtahjZTwyuY=' 
WHERE 
  key_id = '6dfcfd996b949cc8f25aaa79af1d4b5368dbfc2b5b6bd4aaceabb7cc5b15a155' 
  AND (
    token = 'fu1eMzFA8IZynut8yswZt7xY47j7xbnERtahjZTwyuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )