UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C+RrD9A40XWJpnN32DDxwxE4B1whN+FkVvuYoYEdVl0=' 
WHERE 
  key_id = '58ecfb7bdf63601d6e6ff7e27d1b97328910646465cec4a3fe68a0adba8eee79' 
  AND (
    token = 'C+RrD9A40XWJpnN32DDxwxE4B1whN+FkVvuYoYEdVl0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029