UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xiUCjKrPALOQ21ilJ+w6Gbnz4e6GPA13zsUy30MyrQY=' 
WHERE 
  key_id = '6f808941a46b0d9d23d17f56de8f16e909e2c5a8e59b012e3c97cda4d0ac0f4a' 
  AND (
    token = 'xiUCjKrPALOQ21ilJ+w6Gbnz4e6GPA13zsUy30MyrQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )