UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bSyrIKZRoi/w5pv31s8dTo5LHeF0oxbCvAIBXUxAzmM=' 
WHERE 
  key_id = 'cf4ca0ebb46910fdb37247de13b317d66ad7ffb883b93a73061445bfd26a0e47' 
  AND (
    token = 'bSyrIKZRoi/w5pv31s8dTo5LHeF0oxbCvAIBXUxAzmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00058