UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dVsp/iRtXg9/gOzJ224bd+2m9Pu6z2uJ/j1DucSdHCs=' 
WHERE 
  key_id = '70c98676f812571532a7dcb2479e26be3fa4d65616808b81a6747e0379197325' 
  AND (
    token = 'dVsp/iRtXg9/gOzJ224bd+2m9Pu6z2uJ/j1DucSdHCs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )