UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U+Smi89FGfe4Q1sxiZdTiXl5HvnmA2EfsGGAQcYkOUI=' 
WHERE 
  key_id = '956a7231b6b7ef4c510667aa71e4e2fc89cfdd3ab71b9868dcceec544f924a1b' 
  AND (
    token = 'U+Smi89FGfe4Q1sxiZdTiXl5HvnmA2EfsGGAQcYkOUI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )