UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f3Zsq06djWmuWsAXP9nwyAxnLklTe9UbeuUEEHIakAE=' 
WHERE 
  key_id = '31728615b97de85ee7e84346f2748c87596b8e7879f2663d405c04b32fba7a2b' 
  AND (
    token = 'f3Zsq06djWmuWsAXP9nwyAxnLklTe9UbeuUEEHIakAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )