UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5CY9SU9xpqToV+StGbRT7jEsLdG5VuXjkTUrVTdsVeY=' 
WHERE 
  key_id = '836ae343bab06a20dd5e1b6b81dfd41f373459159b6b779eb0c02b02d1057a49' 
  AND (
    token = '5CY9SU9xpqToV+StGbRT7jEsLdG5VuXjkTUrVTdsVeY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )