UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hP0ajJujIbZLDf3ZEnUPuwj1e+P5RzNNoYxQBRMMcF8=' 
WHERE 
  key_id = 'cc3471af5c5271ccd63a1ab2523d4506fff20685598fdd5dfac9c956b270ef77' 
  AND (
    token = 'hP0ajJujIbZLDf3ZEnUPuwj1e+P5RzNNoYxQBRMMcF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043