UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ls/XgpCvJIRloOpE0vIoXz4A3+gdXNblZ4Wc7PFpYUU=' 
WHERE 
  key_id = '4f95e9ca48915d9e2af78d6d6e2e6b35d150b1381728312e0c8f6fa59ed859a0' 
  AND (
    token = 'Ls/XgpCvJIRloOpE0vIoXz4A3+gdXNblZ4Wc7PFpYUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )