UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6wRTxV8YWdHxrkNk4gT+SR1e+Ykzsq/ATlESnB6Sd9I=' 
WHERE 
  key_id = '529e779abad1d1064be7d3fdd55eb4b4cba062cfdc12e32b4469046637ff712c' 
  AND (
    token = '6wRTxV8YWdHxrkNk4gT+SR1e+Ykzsq/ATlESnB6Sd9I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )