UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jz/3UBmD4BJSLTDH8YKP+/v+pijQzUN9yjgt0BQFMZk=' 
WHERE 
  key_id = 'f09e4e13f1fd24f4da1880be1703b321866e6be2fad7ddfb498abeea8fd99e47' 
  AND (
    token = 'jz/3UBmD4BJSLTDH8YKP+/v+pijQzUN9yjgt0BQFMZk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025