UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+yCvjeWPaEYjjst0UjRqykgeJNUIUeV3lfpjf8nxIp4=' 
WHERE 
  key_id = '504d163593385c09e2d10f4230f6d00d325a2abffa5f79066a79db0ff374f355' 
  AND (
    token = '+yCvjeWPaEYjjst0UjRqykgeJNUIUeV3lfpjf8nxIp4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )