UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MklbhFyBeVKQnm1YX+r0Xmw3RvYiv141i2IO8mJTtoc=' 
WHERE 
  key_id = 'c88418089ff68cca091eef8de94b52165fe6824e2b13cc210d97077e5065e170' 
  AND (
    token = 'MklbhFyBeVKQnm1YX+r0Xmw3RvYiv141i2IO8mJTtoc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )