UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SVzsRXV5U9bAaD+lhwZIeUYxBfevC+1xaMOWrCwNm6Y=' 
WHERE 
  key_id = 'e60563e004a8d72eddc74754a252c1b745e226c92d2e3f8a45bb7dc70dee2c78' 
  AND (
    token = 'SVzsRXV5U9bAaD+lhwZIeUYxBfevC+1xaMOWrCwNm6Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026