UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rFq3zL67sxgl5vRNZs75G0QpkBFPepROFRjiG2KzXOo=' 
WHERE 
  key_id = '815eb16ea7de18c3b8edd2a33ee8b5665746288345eaffbd973ee09c8541c941' 
  AND (
    token = 'rFq3zL67sxgl5vRNZs75G0QpkBFPepROFRjiG2KzXOo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )