UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xvcflLgT0ubS3jLX833igdnWE9AMkOdtzmjOP2YVNpQ=' 
WHERE 
  key_id = '8d6352e3110bbe93be5e14aa79352069170ace114ebdf4b58564e600a3b6a04d' 
  AND (
    token = 'xvcflLgT0ubS3jLX833igdnWE9AMkOdtzmjOP2YVNpQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )