UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kh1T7c/lZVYCS56gXGRxUSBTj89XsRghvdyseaJlizw=' 
WHERE 
  key_id = 'c4dd1696b670109826ecfdd9d5726668d5f385322581fac60ccb6935cde5c137' 
  AND (
    token = 'Kh1T7c/lZVYCS56gXGRxUSBTj89XsRghvdyseaJlizw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )