UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PfBxW1h0BXuBwU4/Gr2z/Oj43KdILP94iLs0MTUs3UE=' 
WHERE 
  key_id = '71c4d5bd14e12704a7821e972aa21f653762738370822e49a46949dbafe5c846' 
  AND (
    token = 'PfBxW1h0BXuBwU4/Gr2z/Oj43KdILP94iLs0MTUs3UE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )