UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '12NfMKPD5GhZZf38IyppElo8bSZhF0oqZnpiikmQwws=' 
WHERE 
  key_id = '2e68fe9803e0f2efddf2b5fd54b722ef54e1301375a920fa1119c1b31605042d' 
  AND (
    token = '12NfMKPD5GhZZf38IyppElo8bSZhF0oqZnpiikmQwws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )