UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WtBYnv95ujt7zWeIHj6PshfyX0yRgMynshwiB3qYCSU=' 
WHERE 
  key_id = 'dfc8e34545dbffae019d0e3d5b018993c60dcae74741d252dc356781c7607ef3' 
  AND (
    token = 'WtBYnv95ujt7zWeIHj6PshfyX0yRgMynshwiB3qYCSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )