UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CPcRMM9hsw4wBNSTPSiuGNhSsBT5rOEU0Sr8xXDpOD0=' 
WHERE 
  key_id = 'bf85bf321285e69f6e869cbc341d5820d0b87fea92c64770401fd3402c89f448' 
  AND (
    token = 'CPcRMM9hsw4wBNSTPSiuGNhSsBT5rOEU0Sr8xXDpOD0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )