UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gA6LA3jmUx0WzCxbJSDhihVcXAi88Ti6X0MGlVv9Wno=' 
WHERE 
  key_id = '1414227782fad0a44dec6a3db8f8610cc71181074a03df1d3d42cf9ae398e78f' 
  AND (
    token = 'gA6LA3jmUx0WzCxbJSDhihVcXAi88Ti6X0MGlVv9Wno=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036