UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mqgSBpVi7IEYMK4uoi+VcsFXR9EG0PK7IomkVWYvIKM=' 
WHERE 
  key_id = '2f9343381432e4ce521d484eef6629af1b8144da71a1c585dd6f8c684a8186d8' 
  AND (
    token = 'mqgSBpVi7IEYMK4uoi+VcsFXR9EG0PK7IomkVWYvIKM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )