UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SgS+FrItEpgcylNy4Lh52b1rjeW52pdnIfMnb7w6kYg=' 
WHERE 
  key_id = 'ea453030f30b1f37d246492ab14f68530dce73d4856caa434fe92d2ff5f80367' 
  AND (
    token = 'SgS+FrItEpgcylNy4Lh52b1rjeW52pdnIfMnb7w6kYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )