UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KkrIvnVzYKQwvrl7/snpyJZ8QWAgjgTCz6Fc+TM/RT8=' 
WHERE 
  key_id = '8a4a56968ae304e01fd26a488fb0f479cae9d4f0f95da4d2d589b63f19666a7c' 
  AND (
    token = 'KkrIvnVzYKQwvrl7/snpyJZ8QWAgjgTCz6Fc+TM/RT8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )