UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2lscgzoUrDe1nuySERFX4xmnN35iMPNwiWMcTaHl7ZA=' 
WHERE 
  key_id = '500910c425de0563c38063299603498e01b6820c24e2df48bc06ef10c858978d' 
  AND (
    token = '2lscgzoUrDe1nuySERFX4xmnN35iMPNwiWMcTaHl7ZA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )