UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'DLb2OFGpBa3c9JmR2MVEZSPmiFjtKom7C15ODWke4g4=' 
WHERE 
  key_id = 'e04b612e0ce8420e25cd2996422ce40513573f1fafc7f7f528c0c8fab522cc3b' 
  AND (
    token = 'DLb2OFGpBa3c9JmR2MVEZSPmiFjtKom7C15ODWke4g4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )