UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XAw0I7SC9wHS2y1bmnNtPusmM+ZDjOdCHrWyjjeVyK0=' 
WHERE 
  key_id = '75739d5cb78cb44b5f504b19949b766199e8082e3edf20ba5c34ebb8131ca68e' 
  AND (
    token = 'XAw0I7SC9wHS2y1bmnNtPusmM+ZDjOdCHrWyjjeVyK0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )