UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WmZIzOotIeFcbZvQLUYvPGzy1DChDSPsj8OoxWo9cgA=' 
WHERE 
  key_id = '9236c19de117efe44f9a5f5c9f9377aba95668531385a47a2026a4244792421b' 
  AND (
    token = 'WmZIzOotIeFcbZvQLUYvPGzy1DChDSPsj8OoxWo9cgA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )