UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1Qr5mYUb0kdm9qotE/TNGIgr/Wb8DhIS61AzkaS6nto=' 
WHERE 
  key_id = '51979117b5cac7923a268cdb56296ba18d60837cc9b5b3e234f43fc3843464e9' 
  AND (
    token = '1Qr5mYUb0kdm9qotE/TNGIgr/Wb8DhIS61AzkaS6nto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )