UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a2/hljHS03B0WT2jk8mVOtqQYiwHUm1vx/9fbO2AR2Y=' 
WHERE 
  key_id = 'e6cf36641b571e81703deeaf0eea357c7c6d2134f245ddcc1e2ca3039d939937' 
  AND (
    token = 'a2/hljHS03B0WT2jk8mVOtqQYiwHUm1vx/9fbO2AR2Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )