UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mbL97qpEiPMYVLpfH5nLpCDYcWVJL81e4zRXcwxHj8o=' 
WHERE 
  key_id = 'b57332d91058aa8da97bfefe973724fd0d5b90aefdcf5c788d2c3f0dc9e2c792' 
  AND (
    token = 'mbL97qpEiPMYVLpfH5nLpCDYcWVJL81e4zRXcwxHj8o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045