UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/vT38Mh5rb0Zi4nKiYwVNdfHhcl9rOT0AC4wNPQlXCg=' 
WHERE 
  key_id = '84a6bbef39126c386980b45980cd7762aed42ed38e9a6e374c7ddd15548ca460' 
  AND (
    token = '/vT38Mh5rb0Zi4nKiYwVNdfHhcl9rOT0AC4wNPQlXCg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )