UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JEoKe1J01KXmN9UC706wyDPFRgSVSG1Bq5iAxXgHihs=' 
WHERE 
  key_id = 'ed9dc563277904742186270f89b62c8de2f0647f21d0bf9bf0593e1be8a71e46' 
  AND (
    token = 'JEoKe1J01KXmN9UC706wyDPFRgSVSG1Bq5iAxXgHihs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )