UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h2vtwMfC5yopcznhNDHpZB4JPgvYL9FlcPODbWNM0ys=' 
WHERE 
  key_id = '27dedbab4df81bb500aadd6e84170b77f7aa8f2f80925dfb6698a366730ecae9' 
  AND (
    token = 'h2vtwMfC5yopcznhNDHpZB4JPgvYL9FlcPODbWNM0ys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )