UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u6esBkWF9BnFKthvfHQYNQV2YC1ZSaAh5LuxpIfphyo=' 
WHERE 
  key_id = 'aaf76c7a185cd18f42392c41de75fb4dd85d5c71e8b840e05ecc5e78d52cca4c' 
  AND (
    token = 'u6esBkWF9BnFKthvfHQYNQV2YC1ZSaAh5LuxpIfphyo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )