UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FBrSQxhfH+NDxcMcHsKGdlYzTCL2BHZ1g/PIbtQJ5I4=' 
WHERE 
  key_id = '11ffea43c7a0d9d640bd9a96df3749a5d4f44195aa1e625d69e1c8b11b3d7ba0' 
  AND (
    token = 'FBrSQxhfH+NDxcMcHsKGdlYzTCL2BHZ1g/PIbtQJ5I4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00053