UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'na8nm9G3PP7yxGNTHg5Msks0N16UJ7q0h6t0cAwWw/0=' 
WHERE 
  key_id = 'cf0a01ab5e3d86e070195c618aa828018ab46e7b1a7d2b7587766f404aa9d756' 
  AND (
    token = 'na8nm9G3PP7yxGNTHg5Msks0N16UJ7q0h6t0cAwWw/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032