UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C+0Bh6kBYNbDc79tRpXdaXTPHfRHgQNhhM4p70DzFko=' 
WHERE 
  key_id = '52521be6f0f86f926d99e0eedea7ed85c2a98a9becfa7d20b1cdc633d8bc6f8d' 
  AND (
    token = 'C+0Bh6kBYNbDc79tRpXdaXTPHfRHgQNhhM4p70DzFko=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021