UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2lBf5s4lqPCYA3rAkezaG+bpnWX79sfwsvtvr1xEy0U=' 
WHERE 
  key_id = '71946fdaf09693688e3c49e99d55ddfe9940cf77feb080ae93d2579c223af961' 
  AND (
    token = '2lBf5s4lqPCYA3rAkezaG+bpnWX79sfwsvtvr1xEy0U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )