UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bLjCW9/q9tWQOmm35UDgendno1cm+2/aFDr3vPpNP7c=' 
WHERE 
  key_id = '4e79ba96d97458e2493510f40bb1534e0c29d28124e4c97d5f604995ce84bc19' 
  AND (
    token = 'bLjCW9/q9tWQOmm35UDgendno1cm+2/aFDr3vPpNP7c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )