UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5wxvOzfmCxpt2wisUstFrDvzm6tTRDW04i+5SbZwZ24=' 
WHERE 
  key_id = '0c4fd3b958ea851baf10c99054b2f435c9c349752975a1011f29a62229e31dd4' 
  AND (
    token = '5wxvOzfmCxpt2wisUstFrDvzm6tTRDW04i+5SbZwZ24=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )