UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UaJMWvmaOOA5BLaCIsFLeMLst5KMglxjJt+vD645XSE=' 
WHERE 
  key_id = '3b437428aa5074ee74645e1e5f381bac7f6e636b5083d75c8043eb66f9678306' 
  AND (
    token = 'UaJMWvmaOOA5BLaCIsFLeMLst5KMglxjJt+vD645XSE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )