UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n/zEzJ/kzspY+HQF7l7svfJCvdo8RwmB/3QOlaW/BQk=' 
WHERE 
  key_id = '4223f83e1617aa9e9699dfb7bfc4c40179798d32d49cdd3c129189f1a3f2f978' 
  AND (
    token = 'n/zEzJ/kzspY+HQF7l7svfJCvdo8RwmB/3QOlaW/BQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )