UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ljpgQmllbAg6/1aU3rwzQ+VCFmGzyxGnWnlx8XqT+/A=' 
WHERE 
  key_id = '5d6500f31d069157c02754e5f0e948c1ab559793e5a9232df187804699b36c0c' 
  AND (
    token = 'ljpgQmllbAg6/1aU3rwzQ+VCFmGzyxGnWnlx8XqT+/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )