UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'etX55LxfmTuk20m/ZmcrsWpOfvDPUy965SIp7HBgtGg=' 
WHERE 
  key_id = '38e1c2748e0d9a0f4722da19a555b409c69523747cb0940330c79970ae94198b' 
  AND (
    token = 'etX55LxfmTuk20m/ZmcrsWpOfvDPUy965SIp7HBgtGg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )