UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gsmqCXT5ygpfKj7bluv7jeqackOu9nn4ZBrF5+o2vVs=' 
WHERE 
  key_id = '756b4f9d8cbaa1ef03d58c179d28bf7a7abd28defaf16883556723cda65f0e6c' 
  AND (
    token = 'gsmqCXT5ygpfKj7bluv7jeqackOu9nn4ZBrF5+o2vVs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )