UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b3UZjRhIziMDetx23S3tkKqtv3oHha7OB6gGW44iUMA=' 
WHERE 
  key_id = '3f12c628c4d6d18434c627006c974c4a3ab200bb12da256e2c0d4244e92cafe4' 
  AND (
    token = 'b3UZjRhIziMDetx23S3tkKqtv3oHha7OB6gGW44iUMA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )