UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ko51VmHRM5bGed6j9M6bs+9fSswQoyIMVIjgrNhYicc=' 
WHERE 
  key_id = '2b9f1b7978b92b5b486c2979c8de2eaaca1cc26804cb23660b1d97b4b750d3f0' 
  AND (
    token = 'Ko51VmHRM5bGed6j9M6bs+9fSswQoyIMVIjgrNhYicc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )