UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EPJi2ju22kn9fWa5K8JV3ULcf1PCeLGBq/iQhD83gXM=' 
WHERE 
  key_id = '4c49f34127fafca20edae73bbdab16dc9d4dbcc2f7db1512af18c36d8543dbfc' 
  AND (
    token = 'EPJi2ju22kn9fWa5K8JV3ULcf1PCeLGBq/iQhD83gXM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )