UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2iwT2pgN903zw/mSb4/YYqGxcYxEEJhC8qONKUVzcng=' 
WHERE 
  key_id = '21b189ffd411b1a0aaed01adf5e6fc7ca215c16230b5f1446a4f274b2291e328' 
  AND (
    token = '2iwT2pgN903zw/mSb4/YYqGxcYxEEJhC8qONKUVzcng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )