UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/aHmM/ArsV7VJsnVtAOAlKQxFLBrCtc5qqHZsioDSAA=' 
WHERE 
  key_id = '6898d7427af4efeb3b381ab3483c21809b1e03b76694e6ae9d30a1716d2b84a0' 
  AND (
    token = '/aHmM/ArsV7VJsnVtAOAlKQxFLBrCtc5qqHZsioDSAA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )