UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A9y5vkJ1FmHMam/Bd6QGHUh6EQP0EMQA12hvhmPuvXk=' 
WHERE 
  key_id = 'ded5d15d277b4488bb22e9ddcfed7b34940992b0b143fbf62457e7b55e12f30d' 
  AND (
    token = 'A9y5vkJ1FmHMam/Bd6QGHUh6EQP0EMQA12hvhmPuvXk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029