UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RqZRWoO6chEemk1gw9uCaR5qmDZcUUcrUtAp+WD+1lw=' 
WHERE 
  key_id = '6d2d05665d31cef3ba044516bd8be7cae81e82e5a8476316c6404d5bd8c5b937' 
  AND (
    token = 'RqZRWoO6chEemk1gw9uCaR5qmDZcUUcrUtAp+WD+1lw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )