UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'znRtnH+E6QHC7P4BDbJIKgf/GbR11an4I08GIh40PF0=' 
WHERE 
  key_id = '540189d8a08e859be313801e203eb37ef6fb0d27fb11923ac12a02e7e23e0c26' 
  AND (
    token = 'znRtnH+E6QHC7P4BDbJIKgf/GbR11an4I08GIh40PF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )