UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dz2eg9ng6/kXnFu2x43R3P8ok5qkrdTDMfOLzpuvlFE=' 
WHERE 
  key_id = '5785d4b6738600ad583b562bcc4867cc8ff931441016d494895d38516bdd1b22' 
  AND (
    token = 'Dz2eg9ng6/kXnFu2x43R3P8ok5qkrdTDMfOLzpuvlFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )