UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I+lBopHh/T4V5jRlp2seNwPOLxXVjdmhN6ynMqSwmh0=' 
WHERE 
  key_id = '6c3bf27e5e898523229ae3c250b72a42cf65e274e83856fb78e5bef22764421a' 
  AND (
    token = 'I+lBopHh/T4V5jRlp2seNwPOLxXVjdmhN6ynMqSwmh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )