UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qxcg5pJjfuofqTLIXNEqeLBHfqfMGhXShDfgppvJdCc=' 
WHERE 
  key_id = '0dc94a3762c30f8994a0f3238c8b51e82eb71290c645a9bd6ede2d1079cdb0f0' 
  AND (
    token = 'Qxcg5pJjfuofqTLIXNEqeLBHfqfMGhXShDfgppvJdCc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )