UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GLc27GlDWsf7BWNDUV5F8H80s4iC4BR3nYgHySgEtVc=' 
WHERE 
  key_id = '835a6ee42421086eb0eb20b2513f1ef19300fc2e34382a7805ee50d6040ee23b' 
  AND (
    token = 'GLc27GlDWsf7BWNDUV5F8H80s4iC4BR3nYgHySgEtVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )