UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VCQuJVq+rHiR3ATYR1hNBf0dyc8iNm1eKOdMmmFHpx8=' 
WHERE 
  key_id = '4a84739e34f59e47c2abf7d1295eb2d5276ba0a3a180b5390d8ab51722aecac2' 
  AND (
    token = 'VCQuJVq+rHiR3ATYR1hNBf0dyc8iNm1eKOdMmmFHpx8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )