UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q4HdCk26tXsRwz69UQ0GMJbXQTUAXoyu6KuUVvm0978=' 
WHERE 
  key_id = '3c3a45dab95a62b42939dc232420a762ab593bac23b37965d8d2cbcf57c082ab' 
  AND (
    token = 'q4HdCk26tXsRwz69UQ0GMJbXQTUAXoyu6KuUVvm0978=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )