UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IRvxOZ5IMqsP8qggeeBUcDdckWDkq/2j382lbTfva0o=' 
WHERE 
  key_id = '505885da4237a9a886241822c53f13f38e2609c11f4b1d076aa75dcbabbb4c3c' 
  AND (
    token = 'IRvxOZ5IMqsP8qggeeBUcDdckWDkq/2j382lbTfva0o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )