UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eq8ZQQYpGex4r1q9oJMaELtr+JU6cUlMbw/+6sotLgc=' 
WHERE 
  key_id = '46755e50d2e17701740b9cf0c14096cabb17fbc8f106ae9a3c910ebb5b8fe438' 
  AND (
    token = 'eq8ZQQYpGex4r1q9oJMaELtr+JU6cUlMbw/+6sotLgc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )