UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PvddrhgTZ2mQGhOx+TF3fDgXw/3YxDP5S2y2+MOPCPc=' 
WHERE 
  key_id = '88326132cf161106aee88362947214cfb4753aed090dbd9e8e2a8facba3a2088' 
  AND (
    token = 'PvddrhgTZ2mQGhOx+TF3fDgXw/3YxDP5S2y2+MOPCPc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )