UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mAbF6QKgdcv8cswynRIJfrFg3EVn4byNoUkilLLvxRc=' 
WHERE 
  key_id = '8138a23413a95e0f02657ca1286b39c51ffaf9c0240430f5ef03f98b642b2eb1' 
  AND (
    token = 'mAbF6QKgdcv8cswynRIJfrFg3EVn4byNoUkilLLvxRc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )