UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bfn4w63bil360TLC41ZPcig83WSTo648MDTByw7MZGQ=' 
WHERE 
  key_id = '2f2ffb46279b45526042018b998f5ca9931bc32ad6076aec1fe98e1d6586c21b' 
  AND (
    token = 'Bfn4w63bil360TLC41ZPcig83WSTo648MDTByw7MZGQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )