UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xn0g6nS5vH7MkZWCGdVS9vDnvutAkr9ovdbgi9UEOuY=' 
WHERE 
  key_id = '70f8ce3d60a3c2d2216f150b8419d17d25b7334ac3efdfcb4cfcd1de9e6221b9' 
  AND (
    token = 'Xn0g6nS5vH7MkZWCGdVS9vDnvutAkr9ovdbgi9UEOuY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )