UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V9kLJThVRWW40Ak+hYYLh6erFyb4OIrrQ7rzxSuxGzA=' 
WHERE 
  key_id = '929b21f4a7a7fc46225c6a7384f226450584ffbbdc34d37f012e6744c03f09f7' 
  AND (
    token = 'V9kLJThVRWW40Ak+hYYLh6erFyb4OIrrQ7rzxSuxGzA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )