UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+tZ+ud4Tovw0KxWKlCa9WHZGvPxVhJKgLMMlqXg0ryw=' 
WHERE 
  key_id = 'a1c8cfc92c64833be4ba55131a4f74f0a84a39e691d80e96f0d29734298aef38' 
  AND (
    token = '+tZ+ud4Tovw0KxWKlCa9WHZGvPxVhJKgLMMlqXg0ryw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )