UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3nGq7ppn2Emn69XENAPV3zr8eVYsCytdu3Hf7ifDq2A=' 
WHERE 
  key_id = '34976e6f63bc96a3de0213996b2fcba2e9c0e310cc92eea04eb900d55a38a1d7' 
  AND (
    token = '3nGq7ppn2Emn69XENAPV3zr8eVYsCytdu3Hf7ifDq2A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )