UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CHZ0aF9W3j/I3d1stX8KskN7ghhjlFtzTeThA8wC8hE=' 
WHERE 
  key_id = 'e8d8811d8e3255c47133c394d0c15685e863905f916c2ace2d11766de937136d' 
  AND (
    token = 'CHZ0aF9W3j/I3d1stX8KskN7ghhjlFtzTeThA8wC8hE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )