UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mrPzhPZYbszsmc1iiJxLJonA1DyHOpPC3SJeGUc++NQ=' 
WHERE 
  key_id = 'dafcec2f5f9e361bd631ae42c55321a3b315231769fecb241198b0e370ba479d' 
  AND (
    token = 'mrPzhPZYbszsmc1iiJxLJonA1DyHOpPC3SJeGUc++NQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )