UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'txtRxERUorbzX0Q1zPi6uwbORsH2N0u1IPO49YYRcY4=' 
WHERE 
  key_id = '6ed471436ea15c1d2660448a066df18005663446986fd852da5e2f82aa874cec' 
  AND (
    token = 'txtRxERUorbzX0Q1zPi6uwbORsH2N0u1IPO49YYRcY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )