UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lLv/hihAb719ZjY8qmuKDCwl/rWVfN7hg6nkjNzAhTs=' 
WHERE 
  key_id = '68d9467f223feb017736f0d250b90bc49a06aea9ced274991f68ed0a0c2708ce' 
  AND (
    token = 'lLv/hihAb719ZjY8qmuKDCwl/rWVfN7hg6nkjNzAhTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )