UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jnVIWGVhsVooNIyUbPas5NDtRzu0gmm0n5OI7JcoHqI=' 
WHERE 
  key_id = '56744e40fd411e8b12fc7345103227ffd1919201cc3af816eefbdff085f7f276' 
  AND (
    token = 'jnVIWGVhsVooNIyUbPas5NDtRzu0gmm0n5OI7JcoHqI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )