UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VMBpqaOmgs2W5A98Po/l1NDJjq/IG+JMztBESYRHclc=' 
WHERE 
  key_id = 'c4b4983e31efa37e07add595c899927a86185505bc178d417c4ea686e1a0a43b' 
  AND (
    token = 'VMBpqaOmgs2W5A98Po/l1NDJjq/IG+JMztBESYRHclc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )