UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a3KeEPnMCQVHxLtirpWzebMpazZhKmXXRPmBDBMDs0o=' 
WHERE 
  key_id = 'db1bd21bc32be892af9cfb8a12461723f67c66087a7e74c88839c736c254a37c' 
  AND (
    token = 'a3KeEPnMCQVHxLtirpWzebMpazZhKmXXRPmBDBMDs0o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00051