UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EPMyHZBEY2S0PfwzjzEMXKSW2TItk74MUgPnAa8Uvmg=' 
WHERE 
  key_id = '6ddd4947615bcb8f6dbd940bd842a11dec327ca0fbf2cb88a9428a8dccaa20a6' 
  AND (
    token = 'EPMyHZBEY2S0PfwzjzEMXKSW2TItk74MUgPnAa8Uvmg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )