UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rkh6axFmuvJoAn/F86xc7RjXCrkY6W8IxqavrbDrz18=' 
WHERE 
  key_id = '57838a2c48fba216373670f9762ca181dffe51e906d91895a3aeb7291eeb2534' 
  AND (
    token = 'rkh6axFmuvJoAn/F86xc7RjXCrkY6W8IxqavrbDrz18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )