UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GT7o2aW6VWC0jRflBVB3c+prTXBNTjqVp7DecTgppCg=' 
WHERE 
  key_id = '7877916578a746836a878c99207423c7e6623a290948980723836b0e4baec3e5' 
  AND (
    token = 'GT7o2aW6VWC0jRflBVB3c+prTXBNTjqVp7DecTgppCg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )