UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9mZcDxATQhdgX2Cn0f2Su4uFMY5gwByPGPO21vPOx80=' 
WHERE 
  key_id = 'b611407730e6cc36d1a8371b91c64e86037775de4ab39d32a9ea799a4519102d' 
  AND (
    token = '9mZcDxATQhdgX2Cn0f2Su4uFMY5gwByPGPO21vPOx80=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )