UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7MTzB138KI53QolEs7FBLcVAxx3KFz04Qfs9qWvAEcI=' 
WHERE 
  key_id = '49bef6b874aafadf3697b7534b015201b014a58da75a73b55f4e7f67d563259b' 
  AND (
    token = '7MTzB138KI53QolEs7FBLcVAxx3KFz04Qfs9qWvAEcI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )