UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UqFFMBMXRqxu1ImmFns5VK45ttJ7EoFJ8y7c4s7G5bE=' 
WHERE 
  key_id = '54324e9caccda11a0b720ff80112fa068839fb500e49043427862b27440f0c23' 
  AND (
    token = 'UqFFMBMXRqxu1ImmFns5VK45ttJ7EoFJ8y7c4s7G5bE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )