UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tRcD6D3MU61vT0jHOBvQCiHCpv166m5ejpki4EEk7nk=' 
WHERE 
  key_id = 'a21a7e7ba5796f93d3c733abbc37f6c30bb910926cefbe588ace8aad2cb91c49' 
  AND (
    token = 'tRcD6D3MU61vT0jHOBvQCiHCpv166m5ejpki4EEk7nk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )