UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B9MKv4UWfNLbOV+3Or8xu9LEzrBEcL2eGXKnEbRycmg=' 
WHERE 
  key_id = '7975d1e1d963d2ba9df42947ca9afc4dc8fd4a5a95b88e69ceaa780291cece34' 
  AND (
    token = 'B9MKv4UWfNLbOV+3Or8xu9LEzrBEcL2eGXKnEbRycmg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )