UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M/ndtsJOCKsPw2VGCq+eBQARII2FR9dOFM2tO0UL9jA=' 
WHERE 
  key_id = '251ed241dd64b70d3fe18806e99e76449446a396570cee6e6ff16d015d91f5c2' 
  AND (
    token = 'M/ndtsJOCKsPw2VGCq+eBQARII2FR9dOFM2tO0UL9jA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )