UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '16MOAzUgvWm5U2+xKXYryIfstcxDaezqpR4uWFguBmU=' 
WHERE 
  key_id = 'e42cb589518c25ec1fbe064ed3ce095594e1aeb3f326b12dbf2f23c949593eef' 
  AND (
    token = '16MOAzUgvWm5U2+xKXYryIfstcxDaezqpR4uWFguBmU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )