UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DVDe3t+R3gdsY8QqIAx+nXjqxZvSoOOS3YQWoaggCI8=' 
WHERE 
  key_id = 'de53b30b213af60158df558423f9412f36ce7a4e7a66fce50b3a48ef5f3ecc03' 
  AND (
    token = 'DVDe3t+R3gdsY8QqIAx+nXjqxZvSoOOS3YQWoaggCI8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043