UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UTV7xh4cD9pDi2m7LbjnHVYRcJ90cezuMHCKYpYGnww=' 
WHERE 
  key_id = '21664c9dffc4c87918216b440bae551d7694922195e6657794fbd7fd0b50b531' 
  AND (
    token = 'UTV7xh4cD9pDi2m7LbjnHVYRcJ90cezuMHCKYpYGnww=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )