UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2rr/QLpfzRp+yrtxwf4W7xGFpwUoq5QLOBT0t+yOkWA=' 
WHERE 
  key_id = '53155ae7e9e308fab8a0b86b964030a361166b7903e19c432795d322506debb3' 
  AND (
    token = '2rr/QLpfzRp+yrtxwf4W7xGFpwUoq5QLOBT0t+yOkWA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )