UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MwlBtZ4Vd3t/PtkWwhqZ9X+r6JL0W+eLfd3W2uFGCVc=' 
WHERE 
  key_id = '2f2a259dece72ff13a29d7bed5e35d0c23a307f89d81ead3af6ed13f7b772f2a' 
  AND (
    token = 'MwlBtZ4Vd3t/PtkWwhqZ9X+r6JL0W+eLfd3W2uFGCVc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )