UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3Ol9SzloFJdB7XPAulhr9qcq0mD08iNl9B64qJlOEOk=' 
WHERE 
  key_id = '684a3b13e8d6cd47694a22e9524617effec2d1453a50973ea49362a672199833' 
  AND (
    token = '3Ol9SzloFJdB7XPAulhr9qcq0mD08iNl9B64qJlOEOk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )