UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OZgx3prwZZmFjQOtrY+nRzi7RHxutWYTrmUzlmZBtU0=' 
WHERE 
  key_id = '15994eecc68781fccf35c2f6ff9c8550d4898d5fceabb5ffb2848a6b470df5ac' 
  AND (
    token = 'OZgx3prwZZmFjQOtrY+nRzi7RHxutWYTrmUzlmZBtU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )