UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e5MR9CbyWMXr0EKG194SfiiukeA60kl1wwiFhTIbqpk=' 
WHERE 
  key_id = '5df1f0e6410dc7a35ea3a2285682dc571ee7137ee446b57599854dea369e0395' 
  AND (
    token = 'e5MR9CbyWMXr0EKG194SfiiukeA60kl1wwiFhTIbqpk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )