UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's8LGtdpMyv+uTWY9PAG2rBLUH4raenicyMu2vZqe9Ic=' 
WHERE 
  key_id = '68bc506159e4c958857a6ef41eeaa63455104d2869712400f938435d9ba94b32' 
  AND (
    token = 's8LGtdpMyv+uTWY9PAG2rBLUH4raenicyMu2vZqe9Ic=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )