UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hSczzs+Fk/n1lBYGmLVn5Hmmzf7WoWuB5K3cOL9J5KU=' 
WHERE 
  key_id = 'f08a049461eb20d538bf1f99b76a349afc6a2a9bcd87026651c9d98e9b64e4e5' 
  AND (
    token = 'hSczzs+Fk/n1lBYGmLVn5Hmmzf7WoWuB5K3cOL9J5KU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023