UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8Z6q5BZCf2zceIrkuJtBl6lXiN4vjsWjmhB5H4fMKEs=' 
WHERE 
  key_id = '763d27b59f051fa40e4238d967049920fa0fd76fbbfce80a28feee643aad176d' 
  AND (
    token = '8Z6q5BZCf2zceIrkuJtBl6lXiN4vjsWjmhB5H4fMKEs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )