UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n0/j3ZiHtXc/Ipeh8pbHTTUcByo/cSMs9JoqC/cCTM0=' 
WHERE 
  key_id = 'a6b18460dc9b2738ba15f4018fc98383d359a4049eceb09d63a97d23f30910d1' 
  AND (
    token = 'n0/j3ZiHtXc/Ipeh8pbHTTUcByo/cSMs9JoqC/cCTM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )