UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MnO9nMI4lgf3nl54G226hhwmlGKTh+Wnr6fQqykl9yY=' 
WHERE 
  key_id = '1b304017334d8ed6d015a7f7597d7884f540daa44dee501132e5bbcfc52666f8' 
  AND (
    token = 'MnO9nMI4lgf3nl54G226hhwmlGKTh+Wnr6fQqykl9yY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )