UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MlVgUH9N29kEq9f8fL+xoDcC9XnqhZ4HCuEfpiOimTw=' 
WHERE 
  key_id = '9729bd91a290f4573aade2eec2120e46ce9d1ee67e3ee07363a3c62776e1a023' 
  AND (
    token = 'MlVgUH9N29kEq9f8fL+xoDcC9XnqhZ4HCuEfpiOimTw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )