UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i68Utz8eiVC5f97rKGFB7Kt+Vh2yiX9wFcWJsw/wjk4=' 
WHERE 
  key_id = '7bc30a637df2c232b8f62ffb2a36fde873d21f9616e36543b3de80cb67f340cf' 
  AND (
    token = 'i68Utz8eiVC5f97rKGFB7Kt+Vh2yiX9wFcWJsw/wjk4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )