UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mvE2uhVC+Iyr6UjHihQ1wgzLz/dWXBhH7vjV02pTxxs=' 
WHERE 
  key_id = '2106804c682339a1fac7485ad60dc08522688d83a6b766d936cbefee44761f04' 
  AND (
    token = 'mvE2uhVC+Iyr6UjHihQ1wgzLz/dWXBhH7vjV02pTxxs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )