UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5O9Ir3buFsVbzoLl1bcLQGmWhFXjslEmhug9EbGF1vc=' 
WHERE 
  key_id = '39844e31956bab383e308031963188c2abf3f8dd1e438a9d632276a530a38c59' 
  AND (
    token = '5O9Ir3buFsVbzoLl1bcLQGmWhFXjslEmhug9EbGF1vc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )