UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4UfNukZJRD5lYjrsWzttQmGYI1B+MwAoBGXe4uLX4IE=' 
WHERE 
  key_id = '703342fd9204e6d6fadc0b81f61dbfe266b5e82f469be3a6b5858721660dbca1' 
  AND (
    token = '4UfNukZJRD5lYjrsWzttQmGYI1B+MwAoBGXe4uLX4IE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )