UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DUvQbUWv95U8CU2PO3aDNBOwVjuDojgdxaklqqZYTj0=' 
WHERE 
  key_id = '4cee6b0c45e634a6478c47d9350441b5274ae7054516c0cfac66127d7cc56603' 
  AND (
    token = 'DUvQbUWv95U8CU2PO3aDNBOwVjuDojgdxaklqqZYTj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )