UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uUtkWQe2cjC8BeegWD6HmaCqW2VxbFKXNbfHaWaahyk=' 
WHERE 
  key_id = '94510ca4db8987a514092294e70f919899d3e94b1ba70e9ec58974170567752b' 
  AND (
    token = 'uUtkWQe2cjC8BeegWD6HmaCqW2VxbFKXNbfHaWaahyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )