UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bLZrutkYdG8doRolqeoRxznJgcb1KnU8kdKe0vHLxvQ=' 
WHERE 
  key_id = '684807f29c2d5779f5751ea7a3a48e48d6f632595fb9054bc8fa7d749ad8e1ac' 
  AND (
    token = 'bLZrutkYdG8doRolqeoRxznJgcb1KnU8kdKe0vHLxvQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )