UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7BzkP0e2oDsNegCkiVMbvW1iZSiAUSE5itdOc+ARXhE=' 
WHERE 
  key_id = '6941cc81c20d1fb89eb8828d80f3744e5250c802ebf1901d0d554e0465b0a9d1' 
  AND (
    token = '7BzkP0e2oDsNegCkiVMbvW1iZSiAUSE5itdOc+ARXhE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )