UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PVJaNQW0utKsp2RUrE4cFm0RJaj7H4dcTDXZ2kiBn1s=' 
WHERE 
  key_id = 'c4d30d699fc995ba089808218c1f7ad81a641002311d4b92e7fd630975d5a327' 
  AND (
    token = 'PVJaNQW0utKsp2RUrE4cFm0RJaj7H4dcTDXZ2kiBn1s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )