UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DU2EzHLdXLmNX2vSuZropYFMYDfG8atlCvz+6QZkSmY=' 
WHERE 
  key_id = '87830e7a718b8a551f5735880939f89630ed61e154db38f91eb3cdd00c02854a' 
  AND (
    token = 'DU2EzHLdXLmNX2vSuZropYFMYDfG8atlCvz+6QZkSmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )