UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S4N79G5MSY55ZJqMULsdo2bvVUH3G1k2KD0hSYJz39o=' 
WHERE 
  key_id = '39f4b05d0502a5c900311ddccfc681e332c6f42fcac8d0328458737749c97bfa' 
  AND (
    token = 'S4N79G5MSY55ZJqMULsdo2bvVUH3G1k2KD0hSYJz39o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )