UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hDAEdbaiSipWGmCTaYjdGZG3vWONX1asSt1wtE4U+Lo=' 
WHERE 
  key_id = '820046c054403c5e61c690698560390b3dfcac04fbd9922a0af1094a137c9739' 
  AND (
    token = 'hDAEdbaiSipWGmCTaYjdGZG3vWONX1asSt1wtE4U+Lo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )