UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rFl0AcYAiVYxqXdzYi9xeYnHE0wIecqu2YZHzWu/SMk=' 
WHERE 
  key_id = '1268a5c828f3992f73e3302340c18c0b44e0f09c86a8280d110d17bc8f82f5b7' 
  AND (
    token = 'rFl0AcYAiVYxqXdzYi9xeYnHE0wIecqu2YZHzWu/SMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )