UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1Qz+iLbu95IOjHCc0nLDbmr8btOgH/lycGYrAxLUT64=' 
WHERE 
  key_id = '6d53f996b8bee60a7e15f5e6c976e0aec6e8cddaf736da260dd09851d997f673' 
  AND (
    token = '1Qz+iLbu95IOjHCc0nLDbmr8btOgH/lycGYrAxLUT64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )