UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zPtrcZ2l6uZhfNb2QTV3wS73J5/yKziHo0YrSLDJgyo=' 
WHERE 
  key_id = '307e03baf29355651a555e9a22e21e80a617b104574cf128ef0fd1416da77ef5' 
  AND (
    token = 'zPtrcZ2l6uZhfNb2QTV3wS73J5/yKziHo0YrSLDJgyo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )