UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6mCx6YlCPuzgJXDzLW1uDViveBESO3q1RtsIDllnuPs=' 
WHERE 
  key_id = '47f7fdc2ff38443b90cf5f9c20c002c949eabe5af29c6a4566637124f0213976' 
  AND (
    token = '6mCx6YlCPuzgJXDzLW1uDViveBESO3q1RtsIDllnuPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )