UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i4SWD5EM5tbA0wcw20W2Hnb648i0Fv886dlEjTHs3YQ=' 
WHERE 
  key_id = '438bea61cee39f39fa6a513d5d631857ab012b58a696405e47f70ab1f7d27516' 
  AND (
    token = 'i4SWD5EM5tbA0wcw20W2Hnb648i0Fv886dlEjTHs3YQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )