UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UpdHdBWYgTOp12N9L2GemWti3T9c7BMqJQEDVPiza/k=' 
WHERE 
  key_id = 'e646cc97266234c1dad6b45cffbd34fcfd5295c92c129053cb0de20f3a19ac53' 
  AND (
    token = 'UpdHdBWYgTOp12N9L2GemWti3T9c7BMqJQEDVPiza/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )