UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uddVf5BZ733SJ94NLpG8k5i7aeZxKWw/wm6qMeUva4Y=' 
WHERE 
  key_id = '940f4945811f8ce35c58d134685566bf92f9c5d43507d0176d87d4ad12c9ff03' 
  AND (
    token = 'uddVf5BZ733SJ94NLpG8k5i7aeZxKWw/wm6qMeUva4Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )