UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lRvY44zTLMQhLNVq8ecFJhMs5VC9dcyIArZleQEuig0=' 
WHERE 
  key_id = '4df21cad4090085b605b1c858574b5373a3c4ab5f77afbd6e6bb57d3abfa1379' 
  AND (
    token = 'lRvY44zTLMQhLNVq8ecFJhMs5VC9dcyIArZleQEuig0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00044