UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LLifPG83d06OpoTZ84GZHetitfk1jpkI+5VweYNVDYQ=' 
WHERE 
  key_id = '1a81118d8c731e892fb5c3b59c6d2cc1843d0dfcc87d91e3749bf4b5fd1dabb0' 
  AND (
    token = 'LLifPG83d06OpoTZ84GZHetitfk1jpkI+5VweYNVDYQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )