UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Blclo2Y5u0fLlOYCVUo0vIzSO8ZLvt7l+dQYTb/0D94=' 
WHERE 
  key_id = '7d38fabc98ac5b70b1986d7e912fbf3fd1fb0ab0a842f2de6fcd996874cb6e82' 
  AND (
    token = 'Blclo2Y5u0fLlOYCVUo0vIzSO8ZLvt7l+dQYTb/0D94=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034