UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bXm8zHjGiP55rvmwWZudk4zTjMFHolO/xURp8ev6ss0=' 
WHERE 
  key_id = 'f46b084e2de68c509ce6f7ce19e9e119f31f5c97bc341a711f2be4107aa6f4e0' 
  AND (
    token = 'bXm8zHjGiP55rvmwWZudk4zTjMFHolO/xURp8ev6ss0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025