UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2qkW2ngUd3cgQvT3tW2O6SWc0EbcxXxylefXyy18gI=' 
WHERE 
  key_id = '90ab48640f1c960cbe0ad802c052f92565113be0258422da4564fb7c9b4e1900' 
  AND (
    token = 'k2qkW2ngUd3cgQvT3tW2O6SWc0EbcxXxylefXyy18gI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )