UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+YeVJvMrqxtJtU9ow4mhHz7PWVLf0Ua9Y4N8ExUJImc=' 
WHERE 
  key_id = 'fc6edba06794eb3c6261c0c937d40789d392f2f9ddfafda56f4885fe23b9ea23' 
  AND (
    token = '+YeVJvMrqxtJtU9ow4mhHz7PWVLf0Ua9Y4N8ExUJImc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )