UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fGvNWgy1wGlcoDUgU9uhrbVXVhmggyHalC4hEAWcaFo=' 
WHERE 
  key_id = '27ec5f781ba39f25e215694a8cac59a77f3220514fec3f53848e6e677c6cb616' 
  AND (
    token = 'fGvNWgy1wGlcoDUgU9uhrbVXVhmggyHalC4hEAWcaFo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )