UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bKn2crTTnaM+AV5sH927cie+PUdEH8E0o15IQBtyIs4=' 
WHERE 
  key_id = 'a66f2c0d5793531e12b213e793331c4e45ae104380fcf4bfd51383be15e09147' 
  AND (
    token = 'bKn2crTTnaM+AV5sH927cie+PUdEH8E0o15IQBtyIs4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )