UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L5mi0eKf21tiP+dzqcr6TU4yPSHS94ehZOgS9dGDtmc=' 
WHERE 
  key_id = '314ac2f3df0a26c0fb7d7e8e75c99467b6ae3e7e0959eaecf06c485ff6ffcb83' 
  AND (
    token = 'L5mi0eKf21tiP+dzqcr6TU4yPSHS94ehZOgS9dGDtmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )