UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qzqtP+7ny7UeRH8McCG7icHIdRSP2drWl8fuz1VSQSQ=' 
WHERE 
  key_id = '7d8b737f4a1f35773a7b7345b89a5ddd73f98080e0965d5bc9599bb27dfb5b99' 
  AND (
    token = 'qzqtP+7ny7UeRH8McCG7icHIdRSP2drWl8fuz1VSQSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00049