UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NpIn4StGc61B3tFGfI2Z9q2e+KIk0FqHqj1ACpoQquI=' 
WHERE 
  key_id = '2a47cf4fae1c7fb4c812d2073ac6810eed59307fafb855e2a7ac33a2b4c91ac2' 
  AND (
    token = 'NpIn4StGc61B3tFGfI2Z9q2e+KIk0FqHqj1ACpoQquI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )