UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gmUdFPsTi1PjCPhf76hbE+QblVkeGaRtRKASEbSabMA=' 
WHERE 
  key_id = '4d405da863ac55240edfefb6dba2e7e6a20a9969832d6d3304e29f8de048da04' 
  AND (
    token = 'gmUdFPsTi1PjCPhf76hbE+QblVkeGaRtRKASEbSabMA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )