UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sQj+mE7ptqRxM+NFqjr51cfTPqYpwQYcW/Rf1xu5mmI=' 
WHERE 
  key_id = 'b16f2ca2a5e1ecbf9fdbb2fa5c6b30ba89b2f092d4609440263485e9414c1740' 
  AND (
    token = 'sQj+mE7ptqRxM+NFqjr51cfTPqYpwQYcW/Rf1xu5mmI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )