UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gg5Cw9E2VYbLGyT6V0QK5IJSFVYAHl4TVXmNjyA+Vrk=' 
WHERE 
  key_id = '6d2fb3ad888e94b2c191360b72d41fe36b8f8165470e37d1f0e123852e947b9e' 
  AND (
    token = 'Gg5Cw9E2VYbLGyT6V0QK5IJSFVYAHl4TVXmNjyA+Vrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )