UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rL+GMADR8vah2XSFdgKP9HElzK7sWMgIMHiG48hIRBQ=' 
WHERE 
  key_id = '31df0e48c06c592768d280488bcf03f4a0b56e8e0150419be0e2294a72dc0a7f' 
  AND (
    token = 'rL+GMADR8vah2XSFdgKP9HElzK7sWMgIMHiG48hIRBQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )