UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4H86R+SKkuP3l6q5qExXQOQzkt2+//49S9oIM7bUV1c=' 
WHERE 
  key_id = '6b52ea7d71150db530508fd0c18c5a6b0600c5ae1eff9f7c542b4d41e16074b3' 
  AND (
    token = '4H86R+SKkuP3l6q5qExXQOQzkt2+//49S9oIM7bUV1c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )