UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yl0UijVNm8cej4m2ovWPneSwO/IBBEAm1ylC/LEBF0A=' 
WHERE 
  key_id = '4bf2799cac0fbe188d23c511a1da882914ef953387ccb98c9a7e459725843c78' 
  AND (
    token = 'Yl0UijVNm8cej4m2ovWPneSwO/IBBEAm1ylC/LEBF0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )