$key64 = "cPSQAC05GBXzMhRRz7tm8cqg+vHdHyN5";
$iv64 = "jIShBJVBfXo=";
$encryptedString64 = "8yN73RDmMFuXo9ux8QKC6w==";

$keybytes = base64_decode($key64);
$ivbytes = base64_decode($iv64);
 
$encryptedStringbytes = base64_decode($encryptedString64);
   
// use mcrypt library for encryption
$decryptRaw = mcrypt_decrypt(MCRYPT_3DES, $keybytes, $encryptedStringbytes, MCRYPT_MODE_CBC, $ivbytes);
$decryptString=trim($decryptRaw,"\x00..\x1F");

print "$decryptString<br/>";
// should display "blueberry"