UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SqbFGXmZ9Q6Qk8AfWFOWYR1MrmlfJZsmPUkaEPPjDJg=' 
WHERE 
  key_id = '18b94720534c3c6964fa6564abab879d7f9632e01c4576b561078c222b42d33d' 
  AND (
    token = 'SqbFGXmZ9Q6Qk8AfWFOWYR1MrmlfJZsmPUkaEPPjDJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )