UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E//o1vU8eI07NLB9kecPvCGRvg28nFoKyGvvEWbN+VA=' 
WHERE 
  key_id = '1dc17802c3b37a6e42d434705bdf6c19abe4212b53941e5eccb1c64e621012f0' 
  AND (
    token = 'E//o1vU8eI07NLB9kecPvCGRvg28nFoKyGvvEWbN+VA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )