UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6/TDDc7qSQqaXrwrdWJranh4M9VzPupv9ddLqZR6Sg=' 
WHERE 
  key_id = '5a9d35ee004c3bfb751dfec82ec1569db1075212ab2c87ca7412c8a6e7d20568' 
  AND (
    token = 'k6/TDDc7qSQqaXrwrdWJranh4M9VzPupv9ddLqZR6Sg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )