UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j5aGvQ5mpWXDX3XmTqWmzwEViXDWReXoAEyAwq5PdjY=' 
WHERE 
  key_id = '4893b36263d5ae31a5f399734205a6efa7735f8b1d8296363dfee85c8ac61f55' 
  AND (
    token = 'j5aGvQ5mpWXDX3XmTqWmzwEViXDWReXoAEyAwq5PdjY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )