UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l+hVHjcBg5IcUmdJs2YfJso7bV21zpiBvZaEqfWM4Xk=' 
WHERE 
  key_id = 'e76f100e19ee864efca7b991490de4635a2f55ac5ee8db467c949d4f4e3a2321' 
  AND (
    token = 'l+hVHjcBg5IcUmdJs2YfJso7bV21zpiBvZaEqfWM4Xk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )