UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7+QS5PzXSJbujceg9/hi1guqtI2n56PRSGwlffKPkZY=' 
WHERE 
  key_id = '6f642bc345c719f659dcc58a06a9bc61b81d732ac3772900a45e8d316c91dcfe' 
  AND (
    token = '7+QS5PzXSJbujceg9/hi1guqtI2n56PRSGwlffKPkZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )