UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xcLpN07Gi3wbQvqQzZm3Stc60TUc8nLBPiWoIJP0VQ0=' 
WHERE 
  key_id = '2dd8283d7b174be63e3681f24d74f33efd5cadd3741b12769697870171d44896' 
  AND (
    token = 'xcLpN07Gi3wbQvqQzZm3Stc60TUc8nLBPiWoIJP0VQ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )