UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/k96zVcgYoWnKdoSzbQ4ibVperQEqANgYoD1EENixQM=' 
WHERE 
  key_id = '4f6ea7501148b661005bc14f2ce1e6827a998be79befdfce8e830a754f910c6b' 
  AND (
    token = '/k96zVcgYoWnKdoSzbQ4ibVperQEqANgYoD1EENixQM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )