UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5O0UD/Cat+6I8CyFIaOprrsVbYGJQLghXtBb1zzcmBY=' 
WHERE 
  key_id = '4c81faff4fde495197e10490a09e3bb44315228deacfe849dfaf5c6ce3b20322' 
  AND (
    token = '5O0UD/Cat+6I8CyFIaOprrsVbYGJQLghXtBb1zzcmBY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )