UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A9fEJllSU2JmcjsrmHCRodDz8RbCJiLEdWKuRJxgYIM=' 
WHERE 
  key_id = '38a3e1f16361f94f9d62142c050012541cf5c58b8086b2c481a40ece53d9993e' 
  AND (
    token = 'A9fEJllSU2JmcjsrmHCRodDz8RbCJiLEdWKuRJxgYIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )