UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KRDaJ6u25G0LwLu0aU0gG6CB7MUipMnHycuavR7brCk=' 
WHERE 
  key_id = '93c01581ac529852bee1ace1401bf57849fbbcf84a6a8da023bdfab9d2f3faad' 
  AND (
    token = 'KRDaJ6u25G0LwLu0aU0gG6CB7MUipMnHycuavR7brCk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )