UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZshWzQc+lTFh6JHQAXntm3Aql2qWV3EzRT0jZfLumVE=' 
WHERE 
  key_id = 'ceb1ab2530b55074f7d4f774b60c14bc2b2ae32e4feefff7ff5d2fecaadef1dd' 
  AND (
    token = 'ZshWzQc+lTFh6JHQAXntm3Aql2qWV3EzRT0jZfLumVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )