UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SG/7vtr5UB9F5N+dD2giU+A6hrGniJ4bVvyW/+rn2Qo=' 
WHERE 
  key_id = '2b6ebceb1ec9739ccc4db9ed83894908bd5bb3caf0ffd9d2880a7c1c5d78b308' 
  AND (
    token = 'SG/7vtr5UB9F5N+dD2giU+A6hrGniJ4bVvyW/+rn2Qo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )