UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5xMOLu2QPLQ0eaqBXszLYRnfXU5zGRLGOOp9rMnbgns=' 
WHERE 
  key_id = '514d904fcae53c4f281be8da5d6510d9b4fe53c48480d89563d7d16b9fd7099f' 
  AND (
    token = '5xMOLu2QPLQ0eaqBXszLYRnfXU5zGRLGOOp9rMnbgns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )