UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gQY0FsK4g2xeYv3JDwchnBq2eeJEmosyGhoVkUkuUdY=' 
WHERE 
  key_id = 'a20f53d889fc159ace5910d0d511f9e62c55ff6828d9a35abfedf76494a4ef65' 
  AND (
    token = 'gQY0FsK4g2xeYv3JDwchnBq2eeJEmosyGhoVkUkuUdY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )