UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HUk3gx8dRvzYK+f9UiPIF7Edde/sHZbgHHVx6Urbqk4=' 
WHERE 
  key_id = 'ef4d3a60292c6a8fd2fd8cae4f5a0ef3e435ec98b98b3402bf76bbfe0ff6a227' 
  AND (
    token = 'HUk3gx8dRvzYK+f9UiPIF7Edde/sHZbgHHVx6Urbqk4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031