UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CRPZcf5VbzfKaQn/canHSajoTl2OewJE/r+AOsWrlzc=' 
WHERE 
  key_id = '83e1a5986e7f7fd81dc3997e95a0bfb7e9dcda4f325839b5fa8565ed18538a26' 
  AND (
    token = 'CRPZcf5VbzfKaQn/canHSajoTl2OewJE/r+AOsWrlzc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )