UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VCp4Ui7XkPjwQvLIzwiwhu1o4vuzFOsWXFEa0/i29JI=' 
WHERE 
  key_id = '6068740e8032c1b7cafdaecd69f5694016c680cbde552d086b33c3a0247da462' 
  AND (
    token = 'VCp4Ui7XkPjwQvLIzwiwhu1o4vuzFOsWXFEa0/i29JI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )