UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P5RzwYKsnPkCb8eThG18uoO6LEBvWyHKdKImofK7KDU=' 
WHERE 
  key_id = '388ac54886975d9c585098dcaf0541ec3c9dd21e11ba314e5a527a247be8cf79' 
  AND (
    token = 'P5RzwYKsnPkCb8eThG18uoO6LEBvWyHKdKImofK7KDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )