UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WUqSoyKrR0wEoZH3wl0+YPcknKI1DdMo5VRXe/DWkxs=' 
WHERE 
  key_id = '849b6b4e996d758a6af84a9dbe68a95ea08ae2b020279736cde09df2015e9bb4' 
  AND (
    token = 'WUqSoyKrR0wEoZH3wl0+YPcknKI1DdMo5VRXe/DWkxs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )