UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fM/V2G1WTmmpTVW8C6F704kDEZjLiCy9Ud9CnG/NYKU=' 
WHERE 
  key_id = '27636908d62cb7d13a343b9813870e562a9062bd2f1cdd158ab09d160486ad1e' 
  AND (
    token = 'fM/V2G1WTmmpTVW8C6F704kDEZjLiCy9Ud9CnG/NYKU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )