UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '87/kW5C7wVco7z9AXacYr2bya+29ifVobCpyLRHpvIc=' 
WHERE 
  key_id = '0f5a640353fc61a12e67c081cdf8038a3b6403b4c8ff9d8b1d29ff45e7572999' 
  AND (
    token = '87/kW5C7wVco7z9AXacYr2bya+29ifVobCpyLRHpvIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )