UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gq7vuvneWFPbhf91TnR78izh52PeIjmZ7ENvCpVWUaw=' 
WHERE 
  key_id = '56875ece72bd621be092688d47372b14f9299f286cbfbf575f98b4ad1189ce47' 
  AND (
    token = 'gq7vuvneWFPbhf91TnR78izh52PeIjmZ7ENvCpVWUaw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )