UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ebx+lTNkOdVcbHXtcePqKD36XCeg6ZPEtML3j+tDEak=' 
WHERE 
  key_id = '04a7b448324f83f8324b97518c420f831eb65c933a609714a0e2108c8799cccc' 
  AND (
    token = 'Ebx+lTNkOdVcbHXtcePqKD36XCeg6ZPEtML3j+tDEak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )