UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I6Zk4VajdD4l4Xe2wQ3kPT8zbeMx7C/td1S521i5xqY=' 
WHERE 
  key_id = 'af553361398652f231ab4b8e015289414577df84a232652760ab0f95136bd91b' 
  AND (
    token = 'I6Zk4VajdD4l4Xe2wQ3kPT8zbeMx7C/td1S521i5xqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )