UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dcWSc8O857COeBZt9DXdgRLq69Xg3dpmGgbDszb45ec=' 
WHERE 
  key_id = '7549ece6a795b05b61bf1ce2aae1f695e3cbaf3608981dd647cedd256de59780' 
  AND (
    token = 'dcWSc8O857COeBZt9DXdgRLq69Xg3dpmGgbDszb45ec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )