UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bbX2YQ35P8Gf9QuATAzWg8tCAk9akfkToUE9UTVhDB8=' 
WHERE 
  key_id = 'a6e0d1ca2705ed8803d06107500688dc84582d25f329a1cca5805849c63079a4' 
  AND (
    token = 'bbX2YQ35P8Gf9QuATAzWg8tCAk9akfkToUE9UTVhDB8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )