UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IazvzCgSqTGcHTBaGCqF7SQqEc+bmqD+Jz+ZXcR+iSM=' 
WHERE 
  key_id = '51abda11c88e4518dd13ada899cda7a483307426055ff64bc04908b5be8de792' 
  AND (
    token = 'IazvzCgSqTGcHTBaGCqF7SQqEc+bmqD+Jz+ZXcR+iSM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )