UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uDj2R7MmXDOVueP/A26XSFYY3DQtR9Uw7fGqi507ltc=' 
WHERE 
  key_id = '1515930619c0f60ed901a315c6823134622eb95f9548bdfcf6fc88b835af3a35' 
  AND (
    token = 'uDj2R7MmXDOVueP/A26XSFYY3DQtR9Uw7fGqi507ltc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )