UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QubO/C7DoxdwQolCbHwsbGbkgLOPlEpaga3NNdDCUIE=' 
WHERE 
  key_id = 'a850fbbe2a2bcdddb167827f47078c2d0e48a4854894d20196abefb07509bdcb' 
  AND (
    token = 'QubO/C7DoxdwQolCbHwsbGbkgLOPlEpaga3NNdDCUIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )