UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cuuh1QMDKZMPC3a8T+6DNxbPqE9LrpyJ+er0NKNHr44=' 
WHERE 
  key_id = 'a56556900cb41a0482cf50f5063bd7d12838039995c450a7f005b9ee7ae4a1ce' 
  AND (
    token = 'Cuuh1QMDKZMPC3a8T+6DNxbPqE9LrpyJ+er0NKNHr44=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )