UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AA6A05/FIulUfUmc8QWzVQIywngQ0E3LffaSj3lkUdU=' 
WHERE 
  key_id = '2b971af8795f5146fba1f5e07846a91d2a0b4e2c86602e9bdd9d59163fff3d45' 
  AND (
    token = 'AA6A05/FIulUfUmc8QWzVQIywngQ0E3LffaSj3lkUdU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )