UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KHnt0WiDZ9GOhM2frQtosBsfreKLhaoLuHGlvq7GVuc=' 
WHERE 
  key_id = '98f7e3eb0849b5cf8d652a7bb3c23220b6da9038227918bb84b77652f95b248c' 
  AND (
    token = 'KHnt0WiDZ9GOhM2frQtosBsfreKLhaoLuHGlvq7GVuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )