UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LQaFZswmd89WCmYlDc4z8TJoCSC/iJB10Tjg0AYEN5o=' 
WHERE 
  key_id = '655b8c51f79eb998efb4a9de361887adcaa8df496755398a39955b6e4ade52ce' 
  AND (
    token = 'LQaFZswmd89WCmYlDc4z8TJoCSC/iJB10Tjg0AYEN5o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026