UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'exGbyZdp6cPsg+sTGigtFb90RKIlEF/tvZ+pcfsWcrc=' 
WHERE 
  key_id = '4687abe81af71911a60e7dda833358906d5cb3616c54a47039d94b4e09fca61e' 
  AND (
    token = 'exGbyZdp6cPsg+sTGigtFb90RKIlEF/tvZ+pcfsWcrc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )