UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pMRYEKLIc2V0eWk7iLCOiM48dyrTycsSwqx5kx0swfg=' 
WHERE 
  key_id = '8ad16f09e349156467feade8340644032355b3d169ff04295859a80cfae10bd3' 
  AND (
    token = 'pMRYEKLIc2V0eWk7iLCOiM48dyrTycsSwqx5kx0swfg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )