UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RUYJhdeGKVLJmri3SIoc7apQUMXXEyyfcqwPE06NfGs=' 
WHERE 
  key_id = '2f850dd6491abb6a7fe646fa35b98059b4889d03afdf4cbbfac197c7ca8b76ce' 
  AND (
    token = 'RUYJhdeGKVLJmri3SIoc7apQUMXXEyyfcqwPE06NfGs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )