UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hECtvrQFvDLaSZ4fqOMRiAERgNb8ErbCmDYYk30hRvA=' 
WHERE 
  key_id = '766693d12435ece2b682ebc58a75d6134446c973608cfcc5ea24a4463c6be184' 
  AND (
    token = 'hECtvrQFvDLaSZ4fqOMRiAERgNb8ErbCmDYYk30hRvA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )