UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qaA2cWoJVP1sDZSLVPpdlI0z7E+Qix6Z5GQo3SpcwkY=' 
WHERE 
  key_id = '2c57f4ddfbf82d8970a20b195a6e34f14c865663bbb5f73f17119adb31ceb138' 
  AND (
    token = 'qaA2cWoJVP1sDZSLVPpdlI0z7E+Qix6Z5GQo3SpcwkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )