UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PVn79yNQDKbfeyExDPu8Z3SROPBkyAHEflP+dCtRf9E=' 
WHERE 
  key_id = '0f7508b26db020956e8a273aa46c826c428cd846e412e3e0b179ce6697288d29' 
  AND (
    token = 'PVn79yNQDKbfeyExDPu8Z3SROPBkyAHEflP+dCtRf9E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )