UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5t8IjPvdikeEPuuBAC973KqkcAqEnH6RfIaW3yXW38c=' 
WHERE 
  key_id = '93dfc73f168e4ae1065ae72c1f5658ea1a61ba604315aea4d26902410974d93c' 
  AND (
    token = '5t8IjPvdikeEPuuBAC973KqkcAqEnH6RfIaW3yXW38c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )