UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GV61mgAsPPDRBnUvakq/2Sw1xTN0PcLoTFh6ojcF5ao=' 
WHERE 
  key_id = '296f904f19ef11d958a36543598bac2983a85194f349d9a26c13a4595ccc3f10' 
  AND (
    token = 'GV61mgAsPPDRBnUvakq/2Sw1xTN0PcLoTFh6ojcF5ao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )