UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8Iq+BErQLRQSg/jDnFctOb5ABSDRTcnHQ1pOySlq+vc=' 
WHERE 
  key_id = '867e5e05d6b8559484cc65f352b4406d593ff47d5727ae2b397b0a587945306f' 
  AND (
    token = '8Iq+BErQLRQSg/jDnFctOb5ABSDRTcnHQ1pOySlq+vc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )