UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kBiMvgrg+yz2h5jvQFWnqCMWyNCYF0j3LS9qVmP1O3g=' 
WHERE 
  key_id = '51271d5b5dcb9662910526648f33204fe3b3ebdbee11cad31451e0966271e4d1' 
  AND (
    token = 'kBiMvgrg+yz2h5jvQFWnqCMWyNCYF0j3LS9qVmP1O3g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )