UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4/9aXghrEOd4TnuRe9zOwu9eGZa2T7WpGMSibjokVbk=' 
WHERE 
  key_id = '20872cc1dbc3f91f7c1a20896aa930d5dd0b7317aa8d1eb22a7946056c6142d0' 
  AND (
    token = '4/9aXghrEOd4TnuRe9zOwu9eGZa2T7WpGMSibjokVbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )