UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ErgadmEBrDE80c7py/xlC+bfJXkYr72An/R9KG0y0VE=' 
WHERE 
  key_id = '7e39434649e25acfd3f6a6f3460d5a455a80b0b47ac0e3c15548e44a308ac8e2' 
  AND (
    token = 'ErgadmEBrDE80c7py/xlC+bfJXkYr72An/R9KG0y0VE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )