UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7mV0PmODJCK/bOO20gFUcoSsKWdogu9tHS2zB5fHHvs=' 
WHERE 
  key_id = '6dcd23c679349ce29c940516c704cb5d147b27aa0d2978ccaf58d006b2e4ac39' 
  AND (
    token = '7mV0PmODJCK/bOO20gFUcoSsKWdogu9tHS2zB5fHHvs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )