UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f9P4iWRTYrVLXyTiEHPHNkyTsVXCtpE9IDoeG2H9thE=' 
WHERE 
  key_id = '8434aa67fcaca8fd0e101766afbe90493e4b81b296788931bd12d45f0016dce0' 
  AND (
    token = 'f9P4iWRTYrVLXyTiEHPHNkyTsVXCtpE9IDoeG2H9thE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )