UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M9ZMkU310pL5e279YbGR97Wdyqr0euXQgRrS6KRyZwk=' 
WHERE 
  key_id = '5b436a85d7fc67659191ec667e1735641141ed37ada5a481a68ab747703254c2' 
  AND (
    token = 'M9ZMkU310pL5e279YbGR97Wdyqr0euXQgRrS6KRyZwk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )