UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EL4vj/eIV05ytSq4W4cksvku3y5qxhsT4C9rH6/5K0E=' 
WHERE 
  key_id = '6eb5edc9f45fc5f12e784f37ad59864e61dd5bd895cfd4917a8255096f55bcd3' 
  AND (
    token = 'EL4vj/eIV05ytSq4W4cksvku3y5qxhsT4C9rH6/5K0E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )