UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uP0svu48vnnt6F34xAk1cPGFIv4d1yVpn2KO5pEx+P4=' 
WHERE 
  key_id = 'b6e9ca5e92132a46ccb0ef4316e3dcb281d28da038551f530be0a63035c8c4ae' 
  AND (
    token = 'uP0svu48vnnt6F34xAk1cPGFIv4d1yVpn2KO5pEx+P4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )