UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a1wUcfiRfsjAg2JF3Llp+lFS0OD/sk0DJ4CNp/Kph/0=' 
WHERE 
  key_id = 'e7c1e0d0d39854df5597694b8e43e109032f7e2d6525363e09efd2fd60d0bf5d' 
  AND (
    token = 'a1wUcfiRfsjAg2JF3Llp+lFS0OD/sk0DJ4CNp/Kph/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )