UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AEJTp5WaQtXEtI0jPBx3M6+LWyIgR6ixjJ8RqIiVwKs=' 
WHERE 
  key_id = '6968d1561d7ef5bdab4887d9127063f0fb557625286f52d52159658d1dbee389' 
  AND (
    token = 'AEJTp5WaQtXEtI0jPBx3M6+LWyIgR6ixjJ8RqIiVwKs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )