UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nS7JkClGdeO0X8N/mN5CEXavGeNW0opQJkXOZflK6fs=' 
WHERE 
  key_id = 'e28a18a7ec1519a3fd345a13f904e93684f52aef8fba414f2357b85315022190' 
  AND (
    token = 'nS7JkClGdeO0X8N/mN5CEXavGeNW0opQJkXOZflK6fs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )