UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZZDktDtVgQKWh48gpqZkhwd8mhjMmySDUwu8/Scui7w=' 
WHERE 
  key_id = '294a6f104bd9a1e38e990a794641a8d86e03e6376c3dd5935690d261294de9aa' 
  AND (
    token = 'ZZDktDtVgQKWh48gpqZkhwd8mhjMmySDUwu8/Scui7w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )