UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PKSNoOtKun+494BSpAs5pePpeo2366oVHbv/dR2tZf8=' 
WHERE 
  key_id = '4e18e1d0aabff4f8732a07452172c7842d21c83c1a51c1efd8ea709c9bbf5339' 
  AND (
    token = 'PKSNoOtKun+494BSpAs5pePpeo2366oVHbv/dR2tZf8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )