UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MYzlH3anHHKVqVr1QpdKJWqL4tD2BDrqi3tpVdcOOcY=' 
WHERE 
  key_id = '4c33c72d9cec12d541c36a65cc037105bb9e13d16da0e9daf4c152629b3b1839' 
  AND (
    token = 'MYzlH3anHHKVqVr1QpdKJWqL4tD2BDrqi3tpVdcOOcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )