UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U+/N/iDQ5YwXBD34tt8/BgK9EO+TxWHHF9zNst53Clw=' 
WHERE 
  key_id = '2502e55a60e1f97ea2c5b6293cbaeae30b26a4d8629dd804bd187b55af42dab1' 
  AND (
    token = 'U+/N/iDQ5YwXBD34tt8/BgK9EO+TxWHHF9zNst53Clw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )