UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/z0LpMl7bCDuDp8tjJseCACCPlpmHdbjXr6UDeUW1dk=' 
WHERE 
  key_id = '94ce0fdab8d2ef1b43d7ce47a2b57d1e98bbd5ae1db4834c605acb0f84fc808f' 
  AND (
    token = '/z0LpMl7bCDuDp8tjJseCACCPlpmHdbjXr6UDeUW1dk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )