UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MZKt2cYeplPgS3pol/c5X7Y1djFFcENcu6TktKUDgv0=' 
WHERE 
  key_id = 'd040f5f27be6aaf8ac01a328c95ff5d9e2838dd632e61210c74b18c6ad6bf658' 
  AND (
    token = 'MZKt2cYeplPgS3pol/c5X7Y1djFFcENcu6TktKUDgv0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )