UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LGAa19y3UlabKRF2Anczh+OMQ+tuKfNnlwqJjJJdai8=' 
WHERE 
  key_id = 'a426fb754728737d70922b80a04e0118ceac52e3595ca9b184b93ae05517530f' 
  AND (
    token = 'LGAa19y3UlabKRF2Anczh+OMQ+tuKfNnlwqJjJJdai8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )