UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RW8qnvahF2hq+UQiA1doVTkWNJH9yWhWNgoQJTwcGMM=' 
WHERE 
  key_id = '1f915276af182af0015b2d5dd44463912e61cad2cd6abc0ae399f9c014e31427' 
  AND (
    token = 'RW8qnvahF2hq+UQiA1doVTkWNJH9yWhWNgoQJTwcGMM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )