UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QM6DQS4a/AXodp9xaZbkHTQg7us+Ms/O/gW0QMQnTug=' 
WHERE 
  key_id = '62bf54e24f1a888de477b2a9efe1c5701fcfafaf6396f0a48dbf6415a4d1eef6' 
  AND (
    token = 'QM6DQS4a/AXodp9xaZbkHTQg7us+Ms/O/gW0QMQnTug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00027