UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4V9mI8ENRExewFnrKjA631naWwg0Ut3MqwppRPcgcq8=' 
WHERE 
  key_id = '823851c5c53707efe77ee0567d9abd44a865a13e8597cb22228b085498e0a931' 
  AND (
    token = '4V9mI8ENRExewFnrKjA631naWwg0Ut3MqwppRPcgcq8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )