UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AcU7htvxcqU5UQgw7D4TzG/ken3UFU7THWG2gsrp+xk=' 
WHERE 
  key_id = '138b625e402f6efbd7dbf233c54704239cd18082f6832ac1ba07f145ea7229b0' 
  AND (
    token = 'AcU7htvxcqU5UQgw7D4TzG/ken3UFU7THWG2gsrp+xk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )