UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vPW6fDaKst/MKDd/1F0yg1zQ9wbHbUoQa0wNHZiZczQ=' 
WHERE 
  key_id = '94ebd50fe7ec66a06a54b70d737855f0b2d5eac03e031de103c5bd40c51f46dd' 
  AND (
    token = 'vPW6fDaKst/MKDd/1F0yg1zQ9wbHbUoQa0wNHZiZczQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )