UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9wnj1vI4gGfLt0f2PE5dIgOyXNOWDosnpqPQ7E+9UPc=' 
WHERE 
  key_id = '983c6ad594e83d7d6ef5e7a6b4dc1b5dca3e3a970e7235cbd629e2a7c07ac0bd' 
  AND (
    token = '9wnj1vI4gGfLt0f2PE5dIgOyXNOWDosnpqPQ7E+9UPc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )