UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MCj0+wVu9tYbYNODVJ7K84BmAck6Abu+MQoKs5dt/rA=' 
WHERE 
  key_id = '5dbff73bbebfa937164001ecafe19d603d8a64b3b45598af9b666d0cb9e5f9d6' 
  AND (
    token = 'MCj0+wVu9tYbYNODVJ7K84BmAck6Abu+MQoKs5dt/rA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )