UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4W5CQTMNRWc43Zw9HVQKxpDuZGqPCs/AvtQ14DdeAm8=' 
WHERE 
  key_id = '50e31550514d7170436ed62879e0c1d9eee860222a5697b5c5dcb50ab2d23bc2' 
  AND (
    token = '4W5CQTMNRWc43Zw9HVQKxpDuZGqPCs/AvtQ14DdeAm8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )