UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '408YjlVQkaV2oRfrQrDjFDnZB0nq1T5FTtwaWyJdD5c=' 
WHERE 
  key_id = 'c9a9907fea74f67b6ead032522bc573e7e4c21d88ad07ebe6a94f29baaf37ee4' 
  AND (
    token = '408YjlVQkaV2oRfrQrDjFDnZB0nq1T5FTtwaWyJdD5c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )