UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QKd+QAz2fUPOP3cf9xgNxdS9iy1OH7hi5hXZ6ENVkR0=' 
WHERE 
  key_id = 'ee04e49e7e9c55721bbc4a56ab3ca3f499b6cdac77c68243a4a56f777a4e2368' 
  AND (
    token = 'QKd+QAz2fUPOP3cf9xgNxdS9iy1OH7hi5hXZ6ENVkR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034