UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/cM478O/VvUNMvV2kP/o337WUZumdd5vP5Q2K82jGJ0=' 
WHERE 
  key_id = '5dd563e934d426af2ce3884ff1815da2b665c731981f191d9f1b9bc3c30fa6e9' 
  AND (
    token = '/cM478O/VvUNMvV2kP/o337WUZumdd5vP5Q2K82jGJ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )