UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LjvN+ebaYKtXT1b2ib9pkAkVWVWlNtTcpPTi1kmprPg=' 
WHERE 
  key_id = '4c8a2fb88a228cb7f64fddcb665d980bb521fa633a781c5bae90100f34705862' 
  AND (
    token = 'LjvN+ebaYKtXT1b2ib9pkAkVWVWlNtTcpPTi1kmprPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )