UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K4DrYaMYGUaTIpL4K+oikW4KQdD9mBhbcpAJo+z7LKk=' 
WHERE 
  key_id = 'bc8ea3979da04e0b5908978807e1fc7bd7bfb27db75269db27233ca0b9f58686' 
  AND (
    token = 'K4DrYaMYGUaTIpL4K+oikW4KQdD9mBhbcpAJo+z7LKk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )