UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6gfV3z3h9LYl7zBifZeDO4vRqM132s5XQZy/yGGe+4s=' 
WHERE 
  key_id = '2a8c92f5facec7b53d89615d61ec020f1732fe975b9802d6320dc7794d0103d6' 
  AND (
    token = '6gfV3z3h9LYl7zBifZeDO4vRqM132s5XQZy/yGGe+4s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )