UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kmc6mBy9c97X8NAF83kOkb1NV7qx8OJvroxOSFTdG+o=' 
WHERE 
  key_id = 'a88a5139b5e59cd23bab387d6d7c83d527de1d5dca7490f9ee2f034c17c9d47f' 
  AND (
    token = 'Kmc6mBy9c97X8NAF83kOkb1NV7qx8OJvroxOSFTdG+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )