UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wEJGacdANx8C0zYiuhTAQ0n1GmtNas6Ik60TxsOapkw=' 
WHERE 
  key_id = '684ba8fd6a89f6ee08b4b9241453c1e521140dd228c3fc060aa1d35a3eff04c2' 
  AND (
    token = 'wEJGacdANx8C0zYiuhTAQ0n1GmtNas6Ik60TxsOapkw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )