UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/64Q6Le0jwWO26TnjX2TLTQkpItAKbTGX4FsB+ujIEQ=' 
WHERE 
  key_id = '6a9e421f490c50d9e93a9df028571fb747b42332a89ef5aca74831e2fe0177bf' 
  AND (
    token = '/64Q6Le0jwWO26TnjX2TLTQkpItAKbTGX4FsB+ujIEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )