UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CsV+0yTYCiDBIh79bgf+gUXWIkNqNeVfsdz2y07Whec=' 
WHERE 
  key_id = '4d7d75a3881e537f53ed0878d0a12670906e459830152f625fc0518243f25d63' 
  AND (
    token = 'CsV+0yTYCiDBIh79bgf+gUXWIkNqNeVfsdz2y07Whec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )