UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mPm2t7KEuN2nj++ljTDiuv7sm22Fq4rpSiL6661tQ2c=' 
WHERE 
  key_id = '511c2eda4e1678558bc4a4836911a27cb5b496a7880ce0bf2db87a4d458e3ec6' 
  AND (
    token = 'mPm2t7KEuN2nj++ljTDiuv7sm22Fq4rpSiL6661tQ2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )