UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ldKFaMoV4wK4sQ3N5xdkoG/K6KA36JepHUOlDae8Dqs=' 
WHERE 
  key_id = 'bc42c8defb3dd5c82d7738c2da90f46084e4582bf6189fbcfe44c59bd2c5c1d8' 
  AND (
    token = 'ldKFaMoV4wK4sQ3N5xdkoG/K6KA36JepHUOlDae8Dqs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )