UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F9V2gnDP1a0VD26oyGD85nb7BNg7/53hsh398d/txJ4=' 
WHERE 
  key_id = '547b50b59de19e9fed7b36aeb552d55948f1b2c05c4dd6635d0036712c7e58e5' 
  AND (
    token = 'F9V2gnDP1a0VD26oyGD85nb7BNg7/53hsh398d/txJ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )