UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'McsKUATjIEhsTzZgX1cidOrYxdRpH4pKUjFTGV433Ns=' 
WHERE 
  key_id = '2460bb005efa5904492093937b4858b8fbe07687b2c952433a14c8fd76f035df' 
  AND (
    token = 'McsKUATjIEhsTzZgX1cidOrYxdRpH4pKUjFTGV433Ns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )