UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RClBrx6Ej3JvcV/OmpUxapBwJNP2YfkEuj6wBAkMVMQ=' 
WHERE 
  key_id = '72a68a8bcea987986b175bf164eff45168efb5677e83643f74110a4545b3a0be' 
  AND (
    token = 'RClBrx6Ej3JvcV/OmpUxapBwJNP2YfkEuj6wBAkMVMQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )