UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TFHUSKpAAiyP8WwbLrw5f8kj4Z2OF4GZ1HQfXvEpxQw=' 
WHERE 
  key_id = '6d10f2b9bf54ed51a0f377b153e49f4fef372d0d0c7f608a129486b92de152fb' 
  AND (
    token = 'TFHUSKpAAiyP8WwbLrw5f8kj4Z2OF4GZ1HQfXvEpxQw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031