UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PLfxQHN3iNoJq7B87OUTNaoFfGqitYQpDDWItDoeczQ=' 
WHERE 
  key_id = '73143d65c99fb9678762dc52272aaa4ad1097d67eb55811bcfa852473295f1bb' 
  AND (
    token = 'PLfxQHN3iNoJq7B87OUTNaoFfGqitYQpDDWItDoeczQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )