UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zu3PONaWPmA9MYE6atv6yCfP/Ik6/BZdXge1c0AVMUc=' 
WHERE 
  key_id = '0ec6ce3a45b8a1c237c5f3765dedb01775b6ea5206f6654def461efc871f069b' 
  AND (
    token = 'Zu3PONaWPmA9MYE6atv6yCfP/Ik6/BZdXge1c0AVMUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )