UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tnFJbxh/TsHUk6Tk6L1FNlV9X1g2fzCpY815rb8c/us=' 
WHERE 
  key_id = 'ac939a1ac64b8c8046ff9aa6168c0ef8a2d66a83530263c22bbe193181f9dbf9' 
  AND (
    token = 'tnFJbxh/TsHUk6Tk6L1FNlV9X1g2fzCpY815rb8c/us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )