UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V1kcqWKj7MehhzBDjWa5QC+nOVAeVWn0PRQM48e+tSg=' 
WHERE 
  key_id = '7f51b6fc6c8cac99024c609debc81f825175861a2211d88bcdc5f3a25d538147' 
  AND (
    token = 'V1kcqWKj7MehhzBDjWa5QC+nOVAeVWn0PRQM48e+tSg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )