UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SPJVr8z5Cq2qqIxN0OA/VPCu19MEorGH2jzmy37XCQE=' 
WHERE 
  key_id = '51790261b73d7327eb5d496cebc902a489f84875a7e91294dd358dbab3573388' 
  AND (
    token = 'SPJVr8z5Cq2qqIxN0OA/VPCu19MEorGH2jzmy37XCQE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )