UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n+szb+KWsvTL6MHy8abVpTX0irA78sFjZjLpkmwxaoc=' 
WHERE 
  key_id = '29ec033fd5c75407acb836633a7be4201be9afef461bcfd297d6f4461edb70aa' 
  AND (
    token = 'n+szb+KWsvTL6MHy8abVpTX0irA78sFjZjLpkmwxaoc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )