UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VtutphfyW8avNxLzFCtIxUhHlqLbwp1eKDEtH76Ffbk=' 
WHERE 
  key_id = 'c0a4b2c4d7df15ed53b4c6774500488b43493f4508a54815313a3e822e5f8656' 
  AND (
    token = 'VtutphfyW8avNxLzFCtIxUhHlqLbwp1eKDEtH76Ffbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )