UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BUVxn3IrL+mmv7DWOnzNI8q9/tOiHtnicfOcJ2/SQuU=' 
WHERE 
  key_id = '3f838913e683b873b33aa0a2e1de376cd447935321f9c9b4da87593ac69dc88f' 
  AND (
    token = 'BUVxn3IrL+mmv7DWOnzNI8q9/tOiHtnicfOcJ2/SQuU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )