UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xK5KSJVtrjZb8oYv6a0z0jsKYp8xlK7AkRay0VuD++Y=' 
WHERE 
  key_id = '31f1705bbba19ed5ef9a357442427c3442ae8efb443ae39e272489fadcde8540' 
  AND (
    token = 'xK5KSJVtrjZb8oYv6a0z0jsKYp8xlK7AkRay0VuD++Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )