UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oHo4p+t3T2jR5BPQgT4fdTxEkAC0n09nxLhzDdzzas0=' 
WHERE 
  key_id = '51b5de551149cf7370af9b995384c26c7f3b132093bbb97aeec3a72b7351f701' 
  AND (
    token = 'oHo4p+t3T2jR5BPQgT4fdTxEkAC0n09nxLhzDdzzas0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )